Term
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Definition
| encryption that uses two mathematically related keys |
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Term
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Definition
| encryption that uses a single key to encrypt and decrypt a message |
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Term
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Definition
| process of changing plaintext into ciphertext |
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Term
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Definition
| technology used to associate a users identity to a public key, in which the user's public key is digitally signed by a trusted third party |
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Term
| Certificate Repository (CR) |
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Definition
| publicly accessible centralized directory that contains digital certificates that can be used to view the status of a digital certificate |
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Term
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Definition
Receive, authenticate, and process certificate revocation requests
Identify and authenticate subscribers |
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Term
| Primary function of an RA |
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Definition
| Verify identity of an individual |
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Term
| Class 1: personal digital certificates |
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Definition
Issued by an RA directly to individuals
Frequently used to secure e-mail transmissions
Typically only require user’s name and e-mail address to receive |
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Term
| Class 2: server digital certificates |
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Definition
Issued from a Web server to a client
Ensure authenticity of the Web server
Ensure authenticity of the cryptographic connection to the Web server |
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Term
| Public Key Infrastructure |
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Definition
| framework for all of the entities involved in digital certificates for digital certificate management |
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Term
| Public-Key Cryptographic Standards (PKCS) |
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Definition
Numbered set of PKI standards defined by the RSA Corporation
Widely accepted in industry
Based on the RSA public-key algorithm |
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Term
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Definition
Published set of rules that govern operation of a PKI
Provides recommended baseline security requirements for use and operation of CA, RA, and other PKI components |
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Term
| Certificate Practice Statement (CPS) |
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Definition
| Describes in detail how the CA uses and manages certificates |
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Term
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Definition
Encrypted alternative to Telnet protocol used to access remote computers
Linux/UNIX-based command interface and protocol
Suite of three utilities: slogin, ssh, and scp
Client and server ends of connection are authenticated using a digital certificate
Passwords are encrypted
Can be used as a tool for secure network backups |
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Term
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Definition
Set of protocols developed to support secure exchange of packets
Operates at a low level in the OSI model |
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Term
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Definition
| Supports two encryption modes: transport and tunnel |
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