CHAPTER 13 AUTHENTICATION AND ACCESS CONTROL Flashcards
What is the acronym for ISAKMP?P440
Internet security association and key mangement
What does ISAKMP do?P440
It defines procedures and packet formats to establish,negotiate, modify, and delete security associations.
What contains information required to execute security services ,such as header authentication and payload encapsulation?P440
SA (security associations)
How does encryption work?P441
By running the data through a special encryption formula called a key that the designated sending and receiving devices know.
Who classified encryption tools and their associated formulas as munitions?P441
The national security agency.
The security of momentary transfers is not important?P441T/F
false
Exporting any software with a key length greater than —- — is subject to review by the Export administration regulations required by the US —– —- —- —- —- —.P441
64 bits, department of commerce bureau of industry and security.
What is the acronym for FTP?P441
file transfer protocol
What is used by email systems that don’t come with encryption abilities of their own?P441
Pretty good privacy(PGP)
When both sender and receiver have the same key and use it to encrypt and decrypt all messages what is this called?P442
Symmetrical key encryption
What is the acronym for DES?p442
Data encryption standared
Triple data encryption standard (3des also referred to as —)?P442
TDES
Three key TDES has a key length of — —(56 times 3,but due to a complex type of attack known as meet in the middle it really provides only — – of security?P442
168 bits,112 bits
Aes is also know as what/P442
Rijndael
who has determined that 128 bit security is adequate for things like secure transactions and all materials deemed secret but top secret information must be encoded using 192-or 256 bit keys?P443
United states goverment
