Security Management

Security Management for networks is different for all kinds of situations. A small home or an office would only require basic security while large businesses will require high maintenance and advanced software and hardware to prevent malicious attacks from hacking and spamming.

Small Homes

• A basic firewall.
• For Windows users, basic Antivirus software like McAfee, Norton AntiVirus, AVG Antivirus or Windows Defender, others may suffice if they contain a virus scanner to scan for malicious software.
• When using a wireless connection, use a robust password.

Medium Businesses

• A fairly strong firewall
• A strong Antivirus software and Internet Security Software.
• For authentication, use strong passwords and change it on a bi-weekly/monthly basis.
• When using a wireless connection, use a robust password.
• Raise awareness about physical security to employees.
• Use an optional network analyzer or network monitor.

Large Businesses

• A strong firewall and proxy to keep unwanted people out.
• A strong Antivirus software and Internet Security Software.
• For authentication, use strong passwords and change it on a weekly/bi-weekly basis.
• When using a wireless connection, use a robust password.
• Exercise physical security precautions to employees.
• Prepare a network analyzer or network monitor and use it when needed.
• Implement physical security management like closed circuit television for entry areas and restricted zones.
• Security fencing to mark the company's perimeter.
• Fire extinguishers for fire-sensitive areas like server rooms and security rooms.
• Security guards can help to maximize security.

School

• An adjustable firewall and proxy to allow authorized users access from the outside and inside.
• A strong Antivirus software and Internet Security Software.
• Wireless connections that lead to firewalls.
• CIPA compliance.
• Supervision of network to guarantee updates and changes based on popular site usage.
• Constant supervision by teachers, librarians, and administrators to guarantee protection against attacks by both internet and sneakernet sources.

Large Government

• A strong strong firewall and proxy to keep unwanted people out.
• A strong Antivirus software and Internet Security Software.
• Strong encryption, usually with a 256 bit key.
• Whitelist authorized wireless connection, block all else.
• All network hardware is in secure zones.
• All host should be on a private network that is invisible from the outside.
• Put all servers in a DMZ, or a firewall from the outside and from the inside.
• Security fencing to mark perimeter and set wireless range to this.