Network Security

密文重放保护

A security mechanism that detects and blocks the reuse of captured ciphertext to prevent replay attacks in encrypted communications, as outlined in NIST SP 800-38A and IETF RFC 4303.

Quick answer: A security mechanism that detects and blocks the reuse of captured ciphertext to prevent replay attacks in encrypted communications, as outlined in NIST SP 800-38A and IETF RFC 4303.

This term page is part of the Protermify Cybersecurity glossary and is published as static HTML for fast indexing and clear language coverage.

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Quick answer

A security mechanism that detects and blocks the reuse of captured ciphertext to prevent replay attacks in encrypted communications, as outlined in NIST SP 800-38A and IETF RFC 4303.

Why it matters

密文重放保护 matters because it supports clear communication in Network Security contexts for SOC Analysts, Security Engineers, and Incident Responders. It also connects to aviation training and exam language such as CISSP, CompTIA Security+, and CEH.

Editorial context

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Questions and answers

Questions and answers

What is 密文重放保护?

In this glossary, 密文重放保护 refers to: A security mechanism that detects and blocks the reuse of captured ciphertext to prevent replay attacks in encrypted communications, as outlined in NIST SP 800-38A and IETF RFC 4303.

How is 密文重放保护 used in cybersecurity?

In cybersecurity communication, this term appears in contexts such as: "在所有安全消息协议中实施密文重放保护,阻止攻击者重新发送先前捕获的加密数据包。"

Why does 密文重放保护 matter in cybersecurity?

密文重放保护 matters because it supports clear communication in Network Security contexts for SOC Analysts, Security Engineers, and Incident Responders. It also connects to aviation training and exam language such as CISSP, CompTIA Security+, and CEH.

Who uses 密文重放保护?

密文重放保护 is mainly used by SOC Analysts, Security Engineers, and Incident Responders.

What category does 密文重放保护 belong to?

In this glossary, 密文重放保护 is grouped under Network Security. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ISO 27001, NIST Cybersecurity Framework, MITRE ATT&CK and published by Protermify Cybersecurity as a static cybersecurity reference page.

Definition

A security mechanism that detects and blocks the reuse of captured ciphertext to prevent replay attacks in encrypted communications, as outlined in NIST SP 800-38A and IETF RFC 4303.

Operational example

Implement ciphertext replay protection in all secure messaging protocols to block attackers from resending previously captured encrypted packets.

Localized term

密文重放保护

Localized example

在所有安全消息协议中实施密文重放保护,阻止攻击者重新发送先前捕获的加密数据包。

Definition language

English reference definition

Source

ISO 27001, NIST Cybersecurity Framework, MITRE ATT&CK

Category

Network Security

Exam relevance

  • CISSP
  • CompTIA Security+
  • CEH

Target audience

  • SOC Analysts
  • Security Engineers
  • Incident Responders

Related terms

Use the related links below to continue through connected cybersecurity terminology.

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