Discuss in detail several effective local security practices

Discuss in detail several effective local security practices to harden your Linux distribution.

Solution

Minimize Software to Minimize Vulnerability:All web services that are present may seem to be fatal to the security systems.Thus installation of unncecessary software must e prevented to avoid vulnerabilities.RPM packages can be used for this purpose.

Keep Linux Kernel and Software Up to Date:Applying security patches is also an important part of maintaining Linux server. Linux provides necessary tools to keep the system updated, and also allows for easy upgrades between versions thus providing security effectively.

Use Linux Security Extensions:There are various security patches that are available which can be used to guard against misconfigured or compromised programs.SELinux and other Linux security can be used.

User Accounts and Strong Password Policy:A strong password policy can always provide a good security.It must include at least 8 characters long and mixture of alphabets, number, special character, upper & lower alphabets etc.