asda?‰PNG  IHDR ? f ??C1 sRGB ??é gAMA ±? üa pHYs ? ??o¨d GIDATx^íüL”÷e÷Y?a?("Bh?_ò???￠§?q5k?*:t0A-o??￥]VkJ￠M??f?±8\k2íll￡1]q?ù???T pam_shells — PAM module to check for valid login shell ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ DESCRIPTION pam_shells is a PAM module that only allows access to the system if the user's shell is listed in /etc/shells. It also checks if /etc/shells is a plain file and not world writable. OPTIONS This module does not recognise any options. EXAMPLES auth required pam_shells.so AUTHOR pam_shells was written by Erik Troan .