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Security+ Protocols
Security+ Flash Cards - Protocols
| Term | Definition | Explanation |
|---|---|---|
| AH | Authentication Header | |
| ARP | Address Resolution Protocol | |
| BPDU | Bridge Protocol Data Unit | |
| CER (2) | Canonical Encoding Rules | Canonical Encoding Rules = Certificate information is stored in a base-64 encoded X.509 certificate format in an ASCII file. |
| CHAP | Challenge Handshake Authentication Protocol | |
| CRC | Cyclical Redundancy Check | |
| DER | Distinguished Encoding Rules | "A DER certificate is stored in a binary file format. In LDAP, DER gives exactly one way to represent any ASN.1 value as an Octet String." |
| DHCP | Dynamic Host Configuration Protocol | |
| DNS | Domain Name Service (Server) | |
| EAP | Extensible Authentication Protocol | |
| ESP | Encapsulated Security Payload | |
| FTP | File Transfer Protocol | |
| FTPS | File Transfer Protocol over SSL | FTPS is different from SSH File Transfer Protocol - SFTP |
| GRE | Generic Routing Encapsulation | |
| HTML | Hypertext Markup Language | |
| HTTP | Hypertext Transfer Protocol | |
| HTTPS | Hypertext Transfer Protocol over SSL/TLS | |
| ICMP | Internet Control Message Protocol | |
| IM | Instant Messaging | |
| IMAP4 | Internet Message Access Protocol v4 | |
| IP | Internet Protocol | |
| IPSec | Internet Protocol Security | "IPSec is an IETF standard suite of protocols between two communication points across the IP network that provide data authentication, integrity, and confidentiality. It also defines the encrypted, decrypted and authenticated packets." |
| IRC | Internet Relay Chat | |
| KDC | Key Distribution Center | |
| KEK | Key Encryption Key | |
| L2TP | Layer 2 Tunneling Protocol | |
| LDAP | Lightweight Directory Access Protocol | |
| LEAP | Lightweight Extensible Authentication Protocol | |
| MMS | Multimedia Message Service | |
| MSCHAP | Microsoft Challenge Handshake Authentication Protocol | |
| MTU | Maximum Transmission Unit | |
| NTP | Network Time Protocol | |
| OID | Object Identifier | "In SNMP, the OID is a hierarchical set of numbers, like 1.3.6.1.2 that uniquely identifies an object or attribute." |
| PAP | Password Authentication Protocol | |
| PEAP | Protected Extensible Authentication Protocol | PEAP encapsulates the Extensible Authentication Protocol (EAP) within an encrypted and authenticated Transport Layer Security (TLS) tunnel. |
| PEM | Privacy-Enhanced Mail | "Privacy-Enhanced Mail (PEM) is an Internet standard that provides for secure exchange of electronic mail. PEM employs a range of cryptographic techniques to allow for confidentiality, sender authentication, and message integrity." |
| POP | Post Office Protocol | |
| PSK | Pre-shared Key | |
| RDP | Remote Desktop Protocol | |
| RTP | Real-time Transport Protocol | |
| S/MIME | Secure/Multipurpose Internet Mail Extensions | |
| SAN (2) | Subject Alternative Name | "A Subject Alternative Name (SAN) is an extension to X.509 that allows various values to be associated with a security certificate. Alternative names include: Email addresses, IP addresses, URLs, and DNS names" |
| SCP | Secure Copy | SCP uses Secure Shell (SSH) for data transfer and authentication. SCP runs over TCP port 22 by default. |
| SFTP | SSH File Transfer Protocol | SFTP is different from FTP over SSL (FTPS) |
| SHTTP | Secure Hypertext Transfer Protocol | |
| SMB | Server Message Block | |
| SMS | Short Message Service | |
| SMTP | Simple Mail Transfer Protocol | |
| SMTPS | Simple Mail Transfer Protocol Secure | |
| SNMP | Simple Network Management Protocol | |
| SOAP | Simple Object Access Protocol | SOAP allows processes running on disparate operating systems (such as Windows and Linux) to communicate using Extensible Markup Language (XML). |
| SQL | Structured Query Language | |
| SRTP | Secure Real-Time Transport Protocol | "Provides confidentiality, message authentication, and replay protection to the RTP traffic and to the control traffic for RTP, the Real-time Transport Control Protocol (RTCP)." |
| SSH | Secure Shell | |
| SSL | Secure Sockets Layer | |
| STP (1) | Spanning-Tree Protocol | |
| TCP/IP | Transmission Control Protocol/Internet Protocol | |
| TGT | Ticket Granting Ticket | |
| TLS | Transport Layer Security | |
| TSIG | Transaction Signature | Protocol that enables DNS to authenticate updates to a DNS database. |
| UAT | User Acceptance Testing | |
| UDP | User Datagram Protocol | |
| URI | Uniform Resource Identifier | "An URL is a specific type of URI, but they basically mean the same thing." |
| URL | Universal Resource Locator | |
| VPN | Virtual Private Network | |
| WEP | Wired Equivalent Privacy | |
| WPA | WiFi Protected Access | |
| WPA2 | WiFi Protected Access 2 | |
| WPS | WiFi Protected Setup | |
| WTLS | Wireless TLS | |
| XML | Extensible Markup Language |