Add support for PAM (Pluggable Authentication Modules) - DANGEROUS to arbitrarily flip

Packages describing “pam” as local USE flag

Package “pam” Flag Description
media-sound/jack2 Add basic realtime configuration via sys-auth/realtime-base
dev-db/mariadb Enable the optional PAM authentication plugin for the server
sys-apps/util-linux build runuser helper
net-misc/hylafaxplus hfaxd authentication via PAM
sys-auth/oath-toolkit Build PAM module for pluggable login authentication for OATH
net-misc/frr Add support for PAM (via sys-libs/pam) to the Virtual Terminal Interface Shell (vtysh)
sys-fs/zfs Install zfs_key pam module, for automatically loading zfs encryption keys for home datasets
media-sound/jack-audio-connection-kit Add basic realtime configuration via sys-auth/realtime-base
sys-process/fcron Enable PAM support for fcron. This means that fcron will pass through the "fcron" stack before executing the jobs, and fcrontab will use the "fcrontab" stack to authenticate the user before editing its crontab file.

All packages providing a “pam” USE flag (102)