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Local Port Forwarding

This example is a controlled SSH workshop lab. It performs local OpenSSH checks only and does not connect to production systems.

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Local Port Forwarding

Focus: LocalForward-Modell und Scope.

Purpose

This example is a controlled SSH workshop lab. It performs local OpenSSH checks only and does not connect to production systems.

01 / 06

Documentation

02 / 06

Files

03 / 06

Run

bash
./run.sh

The script writes temporary private keys and evidence below work/. That directory is ignored by Git.

04 / 06

Review Questions

    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
    1. How does this example demonstrate LocalForward-Modell und Scope with safe SSH behavior?
05 / 06

Practice Appendix: Example Local Port Forwarding

This appendix is a working backlog for longer trainings, reviews and repetitions. Each task can be checked locally with OpenSSH client tools, test keys and sample configurations.

A001. LocalForward-Modell und Scope

  • Task: verify fingerprint and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A002. OpenSSH

  • Task: evaluate configuration and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A003. Trust

  • Task: justify risk and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A004. Security

  • Task: explain error path and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A005. LocalForward-Modell und Scope

  • Task: classify log line and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A006. OpenSSH

  • Task: document trust model and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A007. Trust

  • Task: plan rotation and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A008. Security

  • Task: restrict access and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A009. LocalForward-Modell und Scope

  • Task: review forwarding and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A010. OpenSSH

  • Task: describe recovery path and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A011. Trust

  • Task: verify fingerprint and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A012. Security

  • Task: evaluate configuration and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A013. LocalForward-Modell und Scope

  • Task: justify risk and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A014. OpenSSH

  • Task: explain error path and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A015. Trust

  • Task: classify log line and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A016. Security

  • Task: document trust model and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A017. LocalForward-Modell und Scope

  • Task: plan rotation and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A018. OpenSSH

  • Task: restrict access and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A019. Trust

  • Task: review forwarding and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A020. Security

  • Task: describe recovery path and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A021. LocalForward-Modell und Scope

  • Task: verify fingerprint and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A022. OpenSSH

  • Task: evaluate configuration and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A023. Trust

  • Task: justify risk and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A024. Security

  • Task: explain error path and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A025. LocalForward-Modell und Scope

  • Task: classify log line and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A026. OpenSSH

  • Task: document trust model and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A027. Trust

  • Task: plan rotation and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A028. Security

  • Task: restrict access and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A029. LocalForward-Modell und Scope

  • Task: review forwarding and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A030. OpenSSH

  • Task: describe recovery path and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A031. Trust

  • Task: verify fingerprint and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A032. Security

  • Task: evaluate configuration and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A033. LocalForward-Modell und Scope

  • Task: justify risk and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A034. OpenSSH

  • Task: explain error path and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A035. Trust

  • Task: classify log line and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A036. Security

  • Task: document trust model and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A037. LocalForward-Modell und Scope

  • Task: plan rotation and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A038. OpenSSH

  • Task: restrict access and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A039. Trust

  • Task: review forwarding and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A040. Security

  • Task: describe recovery path and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A041. LocalForward-Modell und Scope

  • Task: verify fingerprint and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A042. OpenSSH

  • Task: evaluate configuration and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A043. Trust

  • Task: justify risk and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A044. Security

  • Task: explain error path and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A045. LocalForward-Modell und Scope

  • Task: classify log line and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A046. OpenSSH

  • Task: document trust model and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A047. Trust

  • Task: plan rotation and connect the observation explicitly to Trust.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A048. Security

  • Task: restrict access and connect the observation explicitly to Security.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A049. LocalForward-Modell und Scope

  • Task: review forwarding and connect the observation explicitly to LocalForward-Modell und Scope.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.

A050. OpenSSH

  • Task: describe recovery path and connect the observation explicitly to OpenSSH.
  • Evidence: Record command, expected output, actual output, fingerprint or configuration line.
  • Operations question: What happens on host-key change, wrong user, missing key or non-interactive CI execution?
  • Security question: Can a private key, agent socket, tunnel, password login or bastion path be abused?
  • Recovery: Describe revocation, rotation, known-hosts repair, key removal, CA change or log analysis.
06 / 06

SSH · Orthevs Academy

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Η web app του Orthevs μπορεί να εγκατασταθεί σε υποστηριζόμενες κινητές συσκευές και browsers υπολογιστή.

iPhone και iPad

Ανοίξτε το Orthevs στο Safari. Πατήστε Κοινή χρήση και μετά Προσθήκη στην οθόνη αφετηρίας. Ενεργοποιήστε το Άνοιγμα ως web app, αν εμφανίζεται, και πατήστε Προσθήκη.

Android

Για τη web app, ανοίξτε το μενού του browser και επιλέξτε Εγκατάσταση εφαρμογής ή Προσθήκη στην αρχική οθόνη. Επιβεβαιώστε την εγκατάσταση.

Browser υπολογιστή

Ανοίξτε το μενού του browser ή το εικονίδιο εγκατάστασης στη γραμμή διευθύνσεων και επιλέξτε Εγκατάσταση εφαρμογής ή Προσθήκη στο Dock.

Η εγκατάσταση της web app εξαρτάται από τον browser. Αν δεν εμφανιστεί διάλογος εγκατάστασης, ακολουθήστε τα βήματα του browser που αναφέρονται παραπάνω.