SECURITY
Computer security, cybersecurity, or information technology security (IT security) is the protection of computer systems and networks from information disclosure, theft of or damage to your hardware, software, or electronic data, as well as from the disruption or misdirection of the services you provide.
Digital Certificate
Digital certificates are used to provide security and validation for wireless connections. Digital certificates are issued by a trusted 3rd party known as a certification authority(CA). When a certificate is issued by a CA to its owner, the owner can use it to prove his identity or encrypt data transmitted in a public network.