Encryption Chapter

Question 1

Define Encryption

Answer 1

• The transformation of data into a from unreadable by anyone without a secret decryption key.
• Its purpose is to ensure privacy by keeping the information hidden from anyone for whom it is not intended.

Question 2

RED/BLACK Isolation Concept

Answer 2

The sepration of signals and network devices that handle unencrypted (RED) information from those that handle encrypted (BLACK) information.

Question 3

Define in writing Communications Security (COMSEC)

Answer 3

• Provide Traffic Security (AKA Line Encryption)
• Protection for classified information
• Traffic Secuirty is required for SIPRNET and higher.

Question 4

define in writing Transmission Security (TRANSEC)

Answer 4

• Provide Traffic Flow Security (AKA Bulk encryption)
• Protection of transmission from interception and exploitation by means other than cryptanalysis and involves a a number of measures to protect transmission.

Question 5

KIV19/19A Encryption

Answer 5

Bulk and Line Encryption

Question 6

KIV19/19A Data Rate

Answer 6

9.6 Kbps to 13Mbps

Question 7

KIV19/19A Interoperability

Answer 7

KG-194, KIV19, KIV7/7M

Question 8

KIV-7

Answer 8

• Line Encryption only. COMSEC device

- Removable Cyptographic ignition key (CIK)

Question 9

KIV-7M Encryption

Answer 9

Bulk or Line Encryption

Question 10

KIV-7M Data Rate

Answer 10

Data Rates up to 50 Mbps (dependent on Strap settings.

Question 11

KIV-7M Interoperability

Answer 11

KIV7, KIV7M, KIV-19/19a