Remember CSR
Full name: Certificate Signing Request
Memory aid: Certificate wanted: Send Request.
A CSR contains the public key; keep the private key private.
Study area: Cryptography & trust · Batch 3
Relevant study for: CompTIA Security+ SY0-701 · ISC2 CISSP 2024 outline · ISC2 SSCP · CompTIA SecurityX · Cybersecurity Architect SC-100 · ISC2 CCSP · Security, Compliance, and Identity Fundamentals SC-900
Practice with exam flashcards →Cybersecurity & Identity / Knowledge library
CSR — Certificate Signing Request
Requests a certificate for a public key and associated information.
Why learn CSR — Certificate Signing Request?
Requests a certificate for a public key and associated information.
Where it came from
A CSR contains the public key; keep the private key private.
- Memory aid (a learning cue, not the expansion): Certificate wanted: Send Request.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand CSR: Certificate Signing Request.
- Recall this memory aid: Certificate wanted: Send Request.
- Explain the practical use: Requests a certificate for a public key and associated information.
- Explain this distinction: A CSR contains the public key; keep the private key private.
- Identify CSR in a device specification, architecture diagram, or system inventory.
Documentation and sources
- NIST cybersecurity glossary (csrc.nist.gov)