Worksheet Flashcards
The goal of COMSEC is to ensure the employment of measures and controls taken to deny _____ personnel information derived from ISs of the US government related to national security and to ensure the ____ of such ISs.
unauthorized
authority
Which key type is used for classified and sensitive national security information?
Type 1
Which type key is used for unclassified government information and proprietary information?
Type 3
Suite A classification level is?
Confidential - TS
Suite B classification level is?
Confidential - Secret
Cryptography is the art and science of ___ and ___ codes and ciphers.
making
breaking
Cryptanalysis is for ___ the cryptosystem.
“breaking”
What are the 2 modern encryption schemes?
Symmetric key is where the encryption and decryption keys are ____ in order to achieve secure communication.
Public key is where the encryption key is ____ for anyone to use and encrypt messages. Only the receiving party has access to the decryption key that enables messages to be read.
the same
published
What are the two types of data encryption?
Advanced Encryption Standard (AES)
High Assurance Internet Protocol Encryption (HAIPE)
What are the bit lengths for AES?
128
192
256
What bit lengths can be used for TS?
192 and 256
What is the minimum bandwidth for SCIP?
2400Hz
VoIP is used to transmit ___ over a data network using internal protocol
voice communication
SVoIP is when secure ___ are used to protect information sent over the VoIP network
phones
VoSIP is the same as SVoIP but the security is provided by separate ___ devices in the network rather than the secure phones themselves
encryption
