Question

Perform a Web search for "Announcing the Advanced Encryption Standard (AES)." Read this document, which is a FIPS 197 standard. Write a short overview of the development and implementation of this cryptosystem.

Answer 1

The Advanced Encryption Standard (AES) is an encryption standard widely used for secure data encryption. It was established by NIST in 2001 through a public competition. AES is known for its security and efficiency in a wide range of applications.

Step-by-step explanation:

The Advanced Encryption Standard (AES) was established as an encryption standard by the U.S. National Institute of Standards and Technology (NIST) in 2001.

AES is a symmetric-key algorithm, meaning the same key is used for both encrypting and decrypting the data. It was adopted from a cipher named Rijndael, which was developed by two Belgian cryptographers, Vincent Rijmen and Joan Daemen.

AES was selected through a competitive process that involved analyzing potential algorithms to ensure they met certain security and performance criteria.

It became effective after a five-year standardization process involving public review and input from various sources. Today, AES is widely used in various applications including secure file transfer, VPN connections, and encrypting sensitive data.

Key Aspects of AES Development and Implementation:

• Public Competition: AES was determined through a public competition, encouraging participation from cryptographers around the world.
• Encryption Standard: After being selected, AES became the standard algorithm for encrypting sensitive government information.
• Algorithm Security: AES has been tested and is considered to be secure against most forms of cryptanalysis.