COMPUTER SECURITY TIPS USE A FIREWALL A firewall is designed to protect the computer to prevent unauthorized access to or from a private network.Firewall make the computer safe and data will be encrypted. USE BEST ANTIVIRUS Antivirus is software which protect the computer against Virus and malware. UPDATING SOFTWARE Always keep the software update and make computer works smooth USE COMPLICATED PASSWORD Always use different and unique password so no one can hack and know the password.If password is weak there simple way to hack the computer there are so many software are available to crack your password