Security Management Linux Chp12

What command is used to calculate SHA256 hash values?

• sha256sum

• sha512sum

• sha1sum

• md5sum

Answer explanation

The command used to calculate SHA 256 hash values is 'sha256sum'. It is a secure hash algorithm that produces a 256-bit hash value. Other options like 'sha512sum', 'sha1sum', and 'md5sum' are different hash algorithms.

What command is used to calculate MD5 hash values?

• md5
• hashsum
• md5hash
• md5sum

What is the open source implementation of SSL/TLS?

• OpenSSL/TLS

• OpenSSH

• OpenSecureSocketLayer

• OpenSSL

Answer explanation

OpenSSL is the open source implementation of SSL/TLS. It is widely used for secure communication over the internet.

A user logs in once and is able to gain access to other systems. This is known as ?

• Single Sign-On (SSO)

• Multi-Factor Authentication (MFA)

• Password Encryption

• Two-Factor Authentication (2FA)

What is the protocol that is used to manage directory services?

• LDAP
• SMTP
• HTTP
• FTP

_____ defines the underlying framework and centralized authentication method leveraged by Kerberos and LDAP.

• OpenLDAP

• Novell eDirectory

• Samba

• PAM

In which directory can you find the files for configuring PAM?

• /etc/pam.conf    or    /etc/pam.d

• /var/pam.d/
• /usr/pam.d/
• /etc/pam.d/config

_____ directs login attempts to central authentication services such as LDAP.

• Router
• sssd or system security services daemon

• Firewall
• Switch

What can be appended to the ls and ps commands to check the context of specific objects or processes?

• -Z

• -K

• -j

• -b

What command is used to temporarily change the security contents of a file in Linux?

• chattr

• chcon

• chgrp

• chown