Man pages matching name process-keyring in section 7:

process-keyring.7.en	debian 10 / manpages
process-keyring.7.en	debian 11 / manpages
process-keyring.7.en	debian 12 / manpages
process-keyring.7.de	debian 12 / manpages-de
process-keyring.7.es	debian 12 / manpages-es
process-keyring.7.ru	debian 12 / manpages-ru