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Security+ 3ed - Chapter 12 Key Terms
Mark Ciampa's Security+ text 3rd edition - Chapter 12 Key Terms
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Computer Networking
Undergraduate 1
10/24/2010

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Term
Bridge Trust Model
Definition
A trust model with one CA that acts as a facilitator to interconnect all other CAs,
Term
Digital Certificates
Definition
A technology used to associate a user’s identity to a public key.
Term
Direct Trust
Definition
A type of trust model in which a relationship exists between two individuals because one person knows the other person.
Term
Dual-sided Certificate
Definition
A digital certificate in which the functionality is split between two certificates.
Term
Encryption Certificate
Definition
A dual-sided certificate used for the actual encryption of the message.
Term
IP Security (IPsec)
Definition
A set of protocols developed to support the secure exchange of packets.
Term
Key Escrow
Definition
A process in which keys are managed by a third-party, such as a trusted CA.
Term
M-of-N Control
Definition
A technique to recover a private key by distributing parts to different individuals.
Term
Root
Definition
For digital certificates, the master Certificate Authority (CA).
Term
Secure FTP (SFTP)
Definition
A technology to reduce the risk of attack on FTP.
Term
Secure Shell (SSH)
Definition
A UNIX-based command interface and protocol for securely accessing a remote computer.
Term
Signing Certificate
Definition
A dual-sided certificate used to sign a message to prove that that sender is authentic.
Term
Third Party Trust
Definition
A trust model in which two individuals trust each other because each individually trusts a third party.
Term
TLS Handshake Protocol
Definition
A protocol that allows authentication between the server and the client and the negotiation of an encryption algorithm and cryptographic keys before any data is transmitted.
Term
TLS Record Protocol
Definition
A protocol that is layered on top of a reliable transport protocol, such as TCP and ensures that a connection is private by using data encryption.
Term
Transport Mode
Definition
An IPsec mode that encrypts only the payload of each packet yet leaves the header unencrypted.
Term
Trust Model
Definition
The type of trusting relationship that can exist between individuals or entities.
Term
Tunnel Mode
Definition
An IPsec mode that encrypts both the header and the data portion of the packet.
Term
X.509
Definition
The most widely accepted format for digital certificates as defined by the International Telecommunication Union (ITU).
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