syd 3.12.3

seccomp and landlock based application sandbox with support for namespaces failed to build syd-3.12.3
Please check the build logs for more information.
See Builds for ideas on how to fix a failed build, or Metadata for how to configure builds.
If you believe this is' fault, open an issue.

msrv build status repology dependency status

Read the fine manuals of syd, libsyd, gosyd, plsyd, pysyd, rbsyd, syd.el and watch the asciicasts Memory Sandboxing, PID Sandboxing, Network Sandboxing, and Sandboxing Emacs with syd. Join the CTF event at and try to read the file /etc/CTF¹ on with ssh user/pass: syd.

Maintained by Ali Polatel. Up-to-date sources can be found at and bugs/patches can be submitted by email to ~alip/

¹: The SHA256 checksum is f1af8d3946546f9d3b1af4fe15f0209b2298166208d51a481cf51ac8c5f4b294. ²: That cat's something I can't explain!