An unprivileged user issued a command which produced the following log message:

avc: denied { getattr } for pid=984 exe=/usr/bin/vim path=/etc/shadow dev=03:01 ino=134343 scontext=hugh:user_r:user_t tcontext=system_u:object:shadow_t tclass=file

What does the message mean?

Which parameter in vsftp.conf will restrict users to their home directory?
(Supply only the parameter name, with no option or values)

The system administartor wishes to use the pam_listfile.so module to restrict which user are allowed to login via SSH.
Which line will configure this behaviour?

The OpenSSL command can be used to test connections with various secure services. What command will open a connection with a remote POP3S (POP3 over SSL) server?

Which of the following are valid dmcrypt modes?
(Chosse 3 correct answers)

Which GPG command will publish a public key to a public key server?

In which of the following scenarios MUST an administrator use ethernet bridging instead of routing when configuring an OpenVPN site?
(Select 2 correct answers)

What command will remove the dmcrypt mapping named cryptvol?
(Provide the command with any options and parameters)

You have downloaded a file named file.tgz along with a signature file named file.tgz.asc. Which command can be used to verify that file.tgz hat not beeing tampered with since the file creator created the signature?
Assume that you have already retrieved the public key of the file creator
(Select 3 correct answers)

What is true about the permissions for the file afile give the following output from getfacl?
(Select 2 correct answers)

% getfacl afile
# file: afile
# owner: matt
# group: support
user:: rwx
user:hugh:rw
group::r
group:staff:rx
mask::rwx
other::r