Module that always returns a failure.
Module that loads a configurable list of environment variables.

LibraryDescription

/lib/libc.so.6

/lib/libcrypt.so.1

/lib/libcrypt.so.o.9.8b

/lib/security/pam_unix.so

C Run time library functions.

Library that performs one-way encryption of user and group passwords.

Replacement library for libcrypt.so.1 Supports bigcrypt and blowfish password encryption.

Modules that perform basic password-based authentication, configured with the MD5 hashing algorithm.

/lib/security/pam_passwdqc Modules that enforce additional stricter password rules. For

.so

example, reject passwords that follow keyboard patterns such as

“1az2pqr”.

/lib/security/pam_wheel.so Modules that restrict use of the su command to members of the wheel group.

/lib/security/pam_nologin. Modules that allow the administrator to disable all logins with the

so

/etc/nologin file.

/lib/security/pam_securett Modules that restrict root access to specific terminals. y.so

/lib/security/pam_tally.so Modules that deny access based on the number of failed login attempts.

/lib/security/pam_listfile Modules that allow use of ACLs based on users, ttys, remote hosts,

.so

groups, and shells.

/lib/security/pam_deny.so /lib/security/pam_env.so

/lib/security/pam_xauth.so Module that forwards xauth cookies from user to user.

/lib/security/pam_limits.s Module that imposes user limits on login. o

/lib/security/pam_shells.s Module that grants authentication if the users shell is listed in

o

/etc/shells

/lib/security/pam_stack.so Module that performs normal password authentication through recursive stacking of modules.

/lib/security/pam_rootok.s An authentication module that performs one task: if the id of the

o

user is '0' then it returns 'PAM_SUCCESS'

/usr/lib/libssl3.so

/lib/libcrypto.so.4

OpenSSL library with interfaces to Secure Socket Layer version 3 and Transport Layer Security version 1 protocols.

OpenSSL crypto library with interfaces to wide range of cryptographic algorithms used in various Internet standards.

Table 5-7: TSF libraries

214

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IBM 10 SP1 EAL4 manual LibraryDescription