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CISSP-ISSAP · Question #68

Which of the following are types of asymmetric encryption algorithms? Each correct answer represents a complete solution. Choose two.

The correct answer is A. RSA C. ECC. RSA (A) and ECC (C) are both asymmetric (public-key) algorithms that use mathematically linked key pairs - a public key to encrypt and a private key to decrypt. RSA relies on the difficulty of factoring large integers, while ECC achieves equivalent security with much smaller…

Security Architecture Modeling

Question

Which of the following are types of asymmetric encryption algorithms? Each correct answer represents a complete solution. Choose two.

Options

  • ARSA
  • BAES
  • CECC
  • DDES

How the community answered

(64 responses)
  • A
    89% (57)
  • B
    8% (5)
  • D
    3% (2)

Explanation

RSA (A) and ECC (C) are both asymmetric (public-key) algorithms that use mathematically linked key pairs - a public key to encrypt and a private key to decrypt. RSA relies on the difficulty of factoring large integers, while ECC achieves equivalent security with much smaller key sizes by using elliptic curve mathematics.

AES (B) and DES (D) are distractors because both are symmetric algorithms - they use a single shared key for both encryption and decryption. DES is the older, now-broken standard; AES replaced it and remains widely used today.

Memory tip: Think "Asymmetric = ARSA + eCCentric curves." The two letters that stand for mathematical structures (RSA = integer factoring, ECC = curves) are asymmetric; the two that end in S (AES, DES) are Symmetric.

Topics

#Public Key Cryptography#RSA#ECC#Asymmetric Encryption

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