Shared Flashcard Set

Details

Symmetric Encryption Methods
(Studying for CompTIA Security+ SY0-701)
11
Other
Professional
12/04/2023

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Cards

Term
AES (Advanced Encryption Standard)
Definition
a widely used symmetric encryption algorithm that operates on fixedsize blocks of data.
provides strong encryption by substituting and permuting data in a series
of rounds, making it suitable for various security applications.
Term
Twofish
Definition
a symmetric encryption algorithm known for its strong security and efficient performance.
offers robust encryption and is used in a variety of security
applications, including disk encryption.
Term
DES (Data Encryption Standard)
Definition
an early symmetric encryption algorithm that encrypts data in 64-bit blocks using a 56-bit key.
was widely adopted for secure data communication but has largely been replaced by more secure algorithms like AES
Term
RC5
Definition
a symmetric block cipher encryption algorithm.
operates on data blocks of varying size, employs a variable number of rounds.
Term
RC6
Definition
a symmetric block cipher encryption algorithm designed to provide
strong security and efficient performance.
extends the RC5 design with additional features to enhance security.
Term
CAST-128
Definition
a symmetric block cipher encryption algorithm known for its
simplicity and security.
provides reliable encryption for secure communications and data
protection.
Term
3DES (Triple Data Encryption Standard)
Definition
an improvement over DES, applying the DES algorithm three times to
enhance security.
provides improved encryption strength by applying the DES algorithm multiple times in succession.
Term
Blowfish
Definition
a symmetric encryption algorithm designed for efficient encryption and decryption.
is known for its speed and flexibility, making it suitable for various cryptographic applications.
Term
RC4
Definition
a stream cipher symmetric encryption algorithm that generates a
pseudorandom stream of bits.
was widely used in early SSL/TLS protocols but has been largely
deprecated due to vulnerabilities.
Term
Salsa20
Definition
a family of symmetric stream cipher algorithms designed for secure
encryption.
is known for its speed, making it suitable for both hardware and
software implementations.
Term
ChaCha20
Definition
a variant of Salsa20, designed to provide stronger security and
resistance to certain attacks.
offers efficient and secure stream cipher encryption, making it
suitable for a wide range of cryptographic tasks.
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