AP® Cybersecurity glossary

RSA

Course: AP® Cybersecurity Shows up in: Unit 5: Securing Applications and Data

A common asymmetric encryption algorithm, also used in digital signatures and digital certificates.

Appears in the course and exam description (CED): 5.4.C.15.4.B.5

Why it matters in Unit 5

A 4096-bit RSA key is more secure than a 2048-bit one; RSA and AES lengths cannot be compared.

Example

openssl genrsa -out rsa.pem

Related terms

• Elliptic curve cryptography (ECC)
• Asymmetric encryption
• OpenSSL