The Peace Corps is a significant commitment, requiring three months of training in your host country, followed by two years of service at your permanent site. You accrue two days off for every month you work, but the Peace Corps will not pay for your travels.
From Wikipedia, the free encyclopedia. In cryptography, a certificate authority or certification authority (CA) is an entity that issues digital certificates. A digital certificate certifies the ownership of a public key by the named subject of the certificate.
Certification Authority Guidance. A certification authority (CA) is responsible for attesting to the identity of users, computers, and organizations. The CA authenticates an entity and vouches for that identity by issuing a digitally signed certificate. The CA can also manage, revoke, and renew certificates.