Encryption Flashcards
(8 cards)
1
Q
Plaintext
A
The name for data before it is encrypted
2
Q
Ciphertext
A
The name for data after it is encrypted
3
Q
Symmetric Encryption
A
- An encryption key is used
- An encryption algorithm is used
- The encryption algorithm is applied to the plain text
- To convert it into cipher text
- The same key is used to encrypt and decrypt the data
4
Q
State how encryption helps keep data safe
A
The data will be meaningless if stolen.
5
Q
Asymmetric Encryption
A
Asymmetric encryption is when two keys are used, a public and private key to encrypt and decrypt information.
6
Q
Public Key
A
A key known to everyone
7
Q
Private Key
A
A key known only to the receiver
8
Q
How are keys shared
A
- Both parties could verbally share the key in person
- Both parties may use standard postage mail to share the key
