Understand technologies in context.

TLS · Exercises · English

TLS Exercises: Advanced Security (EN)

These exercises deepen Hardening, Revocation, CT, HSTS, Legacy-Abbau, TLS Inspection, Key Compromise und Incident Response. Every task requires reproducible evidence instead of description only.

Open document ↗ TLS · Exercises · English

TLS Exercises: Fundamentals (EN)

These exercises deepen TLS-Grundlagen, SSL-Abgrenzung, Zertifikate, Keys, CAs, SANs, Trust und erste OpenSSL-Analyse. Every task requires reproducible evidence instead of description only.

Open document ↗ TLS · Exercises · English

TLS Exercises: Intermediate (EN)

These exercises deepen Handshake, TLS 1.2/1.3, Cipher Suites, Chain-Building, CSR, Webserver und Debugging. Every task requires reproducible evidence instead of description only.

Open document ↗ TLS · Exercises · English

TLS Exercises: Professional (EN)

These exercises deepen ACME, Automatisierung, Kubernetes Ingress, cert-manager, mTLS, Monitoring und Enterprise PKI. Every task requires reproducible evidence instead of description only.

Open document ↗ Ubuntu · Exercises · English

Ubuntu Exercises: Advanced Security (EN)

These exercises deepen Threat Modeling, Ubuntu Pro, USG, CIS, SSH/sudo/PAM, AppArmor, auditd, AIDE und Incident Response. Every task requires reproducible evidence instead of description only.

Open document ↗ Ubuntu · Exercises · English

Ubuntu Exercises: Fundamentals (EN)

These exercises deepen Ubuntu-Grundlagen, Shell, Dateisystem, Benutzer, Rechte, Pakete, Prozesse, Dienste und Logs. Every task requires reproducible evidence instead of description only.

Open document ↗ Ubuntu · Exercises · English

Ubuntu Exercises: Intermediate (EN)

These exercises deepen systemd, APT, Snap, ACLs, Storage, Netplan, UFW, SSH, Timer und Troubleshooting. Every task requires reproducible evidence instead of description only.

Open document ↗ Ubuntu · Exercises · English

Ubuntu Exercises: Professional (EN)

These exercises deepen Server-Baseline, cloud-init, Automatisierung, Patch Management, Monitoring, Backup und Performance. Every task requires reproducible evidence instead of description only.

Open document ↗ Vagrant · Exercises · English

Vagrant Exercises: Advanced Security (EN)

These exercises train Trust-Modell, Box-Provenienz, SSH, Secrets, Plugins, Netzwerkexposition und Incident Response. Each task requires traceable evidence instead of just a command.

Open document ↗ Vagrant · Exercises · English

Vagrant Exercises: Fundamentals (EN)

These exercises train Vagrant CLI, Vagrantfile, Boxen, Single-VM-Workflow und sichere Lab-Bedienung. Each task requires traceable evidence instead of just a command.

Open document ↗ Vagrant · Exercises · English

Vagrant Exercises: Intermediate (EN)

These exercises train Provider, Netzwerke, synced folders, Provisioner und Multi-Machine-Topologien. Each task requires traceable evidence instead of just a command.

Open document ↗ Vagrant · Exercises · English

Vagrant Exercises: Professional (EN)

These exercises train Team-Standards, Box-Lifecycle, CI-Validierung, Registry-Nutzung und reproduzierbare Umgebungen. Each task requires traceable evidence instead of just a command.

Open document ↗ Ansible · Assessments and solutions · English

Ansible Assessment: 01 Fundamentals

Difficulty: Fundamentals Language: English Format: written assessment with hands-on component Maximum score: 100 points Passing score: 70 points

Open document ↗ Ansible · Assessments and solutions · English

Ansible Assessment: 02 Intermediate

Difficulty: Intermediate Language: English Format: written assessment with hands-on component Maximum score: 100 points Passing score: 70 points

Open document ↗ Ansible · Assessments and solutions · English

Ansible Assessment: 03 Professional

Difficulty: Professional Language: English Format: written assessment with hands-on component Maximum score: 100 points Passing score: 70 points

Open document ↗ Ansible · Assessments and solutions · English

Ansible Assessment: 04 Advanced + Security

Difficulty: Advanced + Security Language: English Format: written assessment with hands-on component Maximum score: 100 points Passing score: 70 points

Open document ↗ Ansible · Assessments and solutions · English

Model Solution: Ansible Assessment 01 – Fundamentals

Type: model solution / grading expectations

Open document ↗ Ansible · Assessments and solutions · English

Model Solution: Ansible Assessment 02 – Intermediate

Type: model solution / grading expectations

Open document ↗ Ansible · Assessments and solutions · English

Model Solution: Ansible Assessment 03 – Professional

Type: model solution / grading expectations

Open document ↗ Ansible · Assessments and solutions · English

Model Solution: Ansible Assessment 04 – Advanced + Security

Type: model solution / grading expectations

Open document ↗ Ansible · Assessments and solutions · English

Official Certifications: Ansible

This document maps the workshop to official Red Hat certification paths. It does not invent exams and does not copy real exam questions.

Open document ↗ Certificate Authority · Assessments and solutions · English

CA Assessment: 01 Fundamentals

Assessment Goal is treated as a reviewable PKI building block. The important point is not merely that a command creates a certificate, but that purpose, extensions, trust chain, validity, key usage, and cleanup are understandable.

Open document ↗ Certificate Authority · Assessments and solutions · English

CA Assessment: 02 Intermediate

Assessment Goal is treated as a reviewable PKI building block. The important point is not merely that a command creates a certificate, but that purpose, extensions, trust chain, validity, key usage, and cleanup are understandable.

Open document ↗ Certificate Authority · Assessments and solutions · English

CA Assessment: 03 Professional

Assessment Goal is treated as a reviewable PKI building block. The important point is not merely that a command creates a certificate, but that purpose, extensions, trust chain, validity, key usage, and cleanup are understandable.

Open document ↗ Certificate Authority · Assessments and solutions · English

CA Assessment: 04 Advanced + Security

Assessment Goal is treated as a reviewable PKI building block. The important point is not merely that a command creates a certificate, but that purpose, extensions, trust chain, validity, key usage, and cleanup are understandable.

Open document ↗ Certificate Authority · Assessments and solutions · English

Model Solution: CA Assessment 01 – Fundamentals

Usage Notes is treated as a reviewable PKI building block. The important point is not merely that a command creates a certificate, but that purpose, extensions, trust chain, validity, key usage, and cleanup are understandable.

Open document ↗ Certificate Authority · Assessments and solutions · English

Model Solution: CA Assessment 02 – Intermediate

Usage Notes is treated as a reviewable PKI building block. The important point is not merely that a command creates a certificate, but that purpose, extensions, trust chain, validity, key usage, and cleanup are understandable.

Open document ↗ Certificate Authority · Assessments and solutions · English

Model Solution: CA Assessment 03 – Professional

Usage Notes is treated as a reviewable PKI building block. The important point is not merely that a command creates a certificate, but that purpose, extensions, trust chain, validity, key usage, and cleanup are understandable.

Open document ↗ Certificate Authority · Assessments and solutions · English

Model Solution: CA Assessment 04 – Advanced + Security

Usage Notes is treated as a reviewable PKI building block. The important point is not merely that a command creates a certificate, but that purpose, extensions, trust chain, validity, key usage, and cleanup are understandable.

Open document ↗ Certificate Authority · Assessments and solutions · English

Official Certificates and Standards: Certificate Authority

This document does not invent a certification. There is no single universal vendor-neutral credential that replaces the whole CA workshop. The relevant anchors are standards, policies, audits, and role-specific security certifications.

Open document ↗ containerd · Assessments and solutions · English

Assessment: Advanced Security containerd

Explain containerd components in the context of containerd. Refer to official concepts, name suitable commands or artifacts and describe a realistic failure mode.

Open document ↗ containerd · Assessments and solutions · English

Assessment: Fundamentals containerd

Explain containerd components in the context of containerd. Refer to official concepts, name suitable commands or artifacts and describe a realistic failure mode.

Open document ↗ containerd · Assessments and solutions · English

Assessment: Intermediate containerd

Explain containerd components in the context of containerd. Refer to official concepts, name suitable commands or artifacts and describe a realistic failure mode.

Open document ↗ containerd · Assessments and solutions · English

Assessment: Professional containerd

Explain containerd components in the context of containerd. Refer to official concepts, name suitable commands or artifacts and describe a realistic failure mode.

Open document ↗ containerd · Assessments and solutions · English

Official Certifications and Exam Context: containerd

This workshop does not award a universal official containerd certificate. containerd knowledge is relevant for Kubernetes node operations, CRI diagnosis, runtime hardening and cloud-native platform work.

Open document ↗ containerd · Assessments and solutions · English

Solution: Advanced Security containerd

A good answer for containerd components names the concrete containerd layer, relates it to OCI, CRI or Kubernetes and provides at least one reproducible piece of evidence. It avoids production endpoints and documents whether the statemen…

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