Sentence examples for public key certification from inspiring English sources

Public key certification is used in authentication; attribute certification is used for both authentication and authorization.

This example reveals trust relations in public key certification and validation.

In addition to X.509 identity (public key) certification, there also exists X.509 attribute certification[37].

As shown in the figure, Alice uses C A1's public key K1 to validate C A2's public key K2; because Alice trusts C A1 on public key certification, and C A2's public key is certified by C A1, Alice can believe that C A2's public key is K2; then Alice uses K2 to validate C A3' public key K3; and finally uses K3 to validate Bob's public key K b.

Due to the use of threshold cryptography the proposed system is able to resist against false public keys certification.

In summary, as PKI is currently practiced, trust in a certification authority (CA) with respect to issuing and maintaining valid public key certificates is based on the CA's conformance with certain certificate policies.

In order for her to verify the signature on the document as being Bob's, she needs to discover a certification path (a chain of certificates) from C A1 to C A3 who has issued Bob's public key certificate.

The security framework consists of a client device, in which a PK-SIM card is used to store security credentials, a Secure Access Gateway (SAG) which is used to receive and send secure SMS messages, a trusted third-party, Certification Authority (CA), which provides a public-key certification service and a Mobile Operator which provides the communication infrastructure for the SMS.

An initiative to encourage more websites to encrypt connections by offering free digital certificates has today exited beta, six months on from the initial launch — the idea behind Let's Encrypt being to lend an automated hand to smaller websites that might not have the resources to go about achieving public-key certification on their own.

Our proposal is based on web-of-trust in which the users ensure themselves the role of the certification service by issuing and managing the public-key certificates.

Among the most used approaches are based on public-key certificates and gave birth to miscellaneous trust models ranging from centralized models to web-of-trust and distributed certification authorities.