/dev/loop3 ro squashfs ---------------------------------------------------------~inode 0x4e21c8
uts:ns 4026532198 ----------------------------------------------------------#cap_sys_admin -eff
seccomp filt 0x1f ---------------------------------------------------------#rtt 12.4ms mtu 1500
::fe80::4a2c/64 ::::::::::::::::::::::::::::::::::::::::::::::::::::::::[vmalloc 0xffffc90000]
Containers, kubernetes, AI, sandboxes, security, Linux isolation
and whatever else looks interesting enough to take apart.
seccomp · 06 Apr 2026
· Containers
Sandboxes, Seccomp, and Syscalls Building Insecure and Incomplete Profiles Bypasses and Breakouts Measuring Scoring and Scaling with Seccompute I’ve been describing a common thread throughout these posts which is …
· Containers
Sandboxes, Seccomp, and Syscalls Building Insecure and Incomplete Profiles Bypasses and Breakouts Measuring Scoring and Scaling with Seccompute The other post, I’ve been mostly describing the operational burden of …
· Containers
Sandboxes, Seccomp, and Syscalls Building Insecure and Incomplete Profiles Bypasses and Breakouts Measuring Scoring and Scaling with Seccompute The idea behind seccomp profiles for a container is simple: your container …
· Containers
Sandboxes, Seccomp, and Syscalls Building Insecure and Incomplete Profiles Bypasses and Breakouts Measuring Scoring and Scaling with Seccompute It’s been a few weeks since I presented at BSidesSF. A talk called …
· Containers
Seccompare.com quickly compares two container seccomp profiles and includes a handy syscall lookup table. Are you interested in some practical guidance for applying custom seccomp profiles for a container? You …
· Containers
seccomp-diff extracts the real seccomp filters straight from a running container Reverse engineering BPF taught me more about containers and syscalls than I expected seccomp good, seccomp at scale hard Ever wonder if …
· Containers
This is a follow up from the Custom Seccomp profile post which went through some of the background information. Speed up custom seccomp profile generation with Syscall2seccomp You can always manually track down the …
· Containers
This post goes through building custom Docker seccomp profiles for your container. I’m not recommending you do this especially in enterprise environments, but I’m being charitable to the idea that system call …
· Containers
One of Docker’s many updates this year was adding seccomp support. In short, seccomp/secomp-bpf is a way of filtering the system calls that you want to allow an application to make. It’s used for sandboxing …