Kernel Security

Running a credible kernel security practice: reading vulnerabilities correctly, backporting fixes across branches, hardening configurations, and responding on a regulatory clock.

9 courses · available in all eight cities and live online

Vulnerabilities3 courses

SEC-1012 days Reading Kernel CVEs Assessing whether a kernel CVE actually affects you, which is usually a different question from whether it is severe. Practitioner Practitioner-taught SAR 5,250Next 11 Oct SEC-1103 days Exploit Mitigations & Hardening The mitigations available in a modern kernel, what each actually stops, and what they cost. Advanced Practitioner-taught SAR 9,000Next 8 Nov SEC-1202 days Attack Surface Reduction Making the kernel smaller and less reachable, which beats mitigating attacks you could have made impossible. Advanced Practitioner-taught SAR 6,000Next 25 Oct

Response process3 courses

SEC-2013 days Multi-Branch Backporting Taking an upstream fix and applying it correctly across several maintained branches — the core skill of a vendor security team. Advanced Practitioner-taught SAR 9,000Next 1 Nov SEC-2102 days Stable, LTS & Vendor Tree Hygiene Working with the upstream stable process and keeping a vendor tree that does not rot. Practitioner Practitioner-taught SAR 5,250Next 18 Oct SEC-2202 days Building an Advisory Workflow The process around the engineering: intake, assessment, communication and evidence, on a deadline. Practitioner Practitioner-taught SAR 5,250Next 15 Nov

Frameworks3 courses

SEC-3013 days LSM, SELinux & AppArmor Mandatory access control on Linux: how the LSM framework works and how to write policy that is actually enforced. Advanced Practitioner-taught SAR 9,000Next 22 Nov SEC-3102 days Landlock & Kernel Lockdown Newer confinement mechanisms: unprivileged sandboxing with Landlock and restricting root with lockdown. Advanced Practitioner-taught SAR 6,000Next 8 Nov SEC-3203 days Integrity: IMA/EVM & dm-verity Measuring and verifying what runs on the system, from block device to individual file. Advanced Practitioner-taught SAR 9,000Next 18 Oct