tor

USE flags

• caps - Use Linux capabilities library to control privilege
• doc - Add extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally
• lzma - Support for LZMA (de)compression algorithm
• man - Build and install man pages
• scrypt - Use app-crypt/libscrypt for the scrypt algorithm
• seccomp - Enable seccomp (secure computing mode) to perform system call filtering at runtime to increase security of programs
• selinux - !!internal use only!! Security Enhanced Linux support, this must be set by the selinux profile or breakage will occur
• server - Enable tor's relay module so it can operate as a relay/bridge/authority
• systemd - Enable use of systemd-specific libraries and features like socket activation or session tracking
• test - Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)
• tor-hardening - Compile tor with hardening on vanilla compilers/linkers
• verify-sig - Verify upstream signatures on distfiles
• zstd - Enable support for ZSTD compression

Security Advisory