Cryptography

Clave efímera

A cryptographic key generated for temporary use in a single session or operation, after which it is discarded and not reused, ensuring forward secrecy in protocols like TLS and ECDH.

Quick answer: A cryptographic key generated for temporary use in a single session or operation, after which it is discarded and not reused, ensuring forward secrecy in protocols like TLS and ECDH.

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 cryptographic key generated for temporary use in a single session or operation, after which it is discarded and not reused, ensuring forward secrecy in protocols like TLS and ECDH.

Why it matters

Clave efímera matters because it supports clear communication in Cryptography 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 Clave efímera?

In this glossary, Clave efímera refers to: A cryptographic key generated for temporary use in a single session or operation, after which it is discarded and not reused, ensuring forward secrecy in protocols like TLS and ECDH.

How is Clave efímera used in cybersecurity?

In cybersecurity communication, this term appears in contexts such as: "El uso de una clave efímera en TLS asegura que, aunque se comprometa la clave de sesión, las comunicaciones pasadas permanezcan seguras gracias al secreto directo."

Why does Clave efímera matter in cybersecurity?

Clave efímera matters because it supports clear communication in Cryptography 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 Clave efímera?

Clave efímera is mainly used by SOC Analysts, Security Engineers, and Incident Responders.

What category does Clave efímera belong to?

In this glossary, Clave efímera is grouped under Cryptography. 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 cryptographic key generated for temporary use in a single session or operation, after which it is discarded and not reused, ensuring forward secrecy in protocols like TLS and ECDH.

Operational example

The use of an ephemeral key in TLS ensures that even if a session key is compromised, past communications remain secure due to forward secrecy.

Localized term

Clave efímera

Localized example

El uso de una clave efímera en TLS asegura que, aunque se comprometa la clave de sesión, las comunicaciones pasadas permanezcan seguras gracias al secreto directo.

Definition language

English reference definition

Source

ISO 27001, NIST Cybersecurity Framework, MITRE ATT&CK

Category

Cryptography

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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