Implementing Security (2) Once you start using the Internet for accessing information, you connect to different computers on the network Security on the Web refers to techniques for ensuring that data in transit is safe from unauthorized access Security measures involve Data encryption: Involves the translation of data into a form that is illegible without a deciphering mechanism Passwords: Is a secret word or phrase that gives authorized users access to a particular program or system A digital certificate is used to identify the person sending the message over the network A Certificate Authority (CA) issues the digital certificate. The digital certificate contains the applicant's public key and a variety of other identification information The applicant uses the public key to encrypt the message Recipient of an encrypted message uses the CA's public key to decode the digital certificate attached to the message, and verifies it as issued by the CA ©Digital Bridge Institute, Abuja Page 307
Implementing Security (2) Once you start using the Internet for accessing information, you connect to different computers on the network Security on the Web refers to techniques for ensuring that data in transit is safe from unauthorized access Security measures involve Data encryption: Involves the translation of data into a form that is illegible without a deciphering mechanism Passwords: Is a secret word or phrase that gives authorized users access to a particular program or system A digital certificate is used to identify the person sending the message over the network A Certificate Authority (CA) issues the digital certificate. The digital certificate contains the applicant's public key and a variety of other identification information The applicant uses the public key to encrypt the message Recipient of an encrypted message uses the CA's public key to decode the digital certificate attached to the message, and verifies it as issued by the CA ©Digital Bridge Institute, Abuja Page 307
Advance_Digital_Appreciation.docx