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KeyHog vs TruffleHog

Both stand on secrets scanning software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

KeyHog

Free plan LinuxMacSelf-hosted+1

Choose KeyHog if you need a free, open-source scanner with broad source coverage and CI or pre-commit options. Account for the Rust requirement and the extra binary-scan settings when scanning native binaries; live verification also sends credential-derived requests to providers.

Visit KeyHog

TruffleHog

Free plan LinuxMacSelf-hosted+1

TruffleHog combines secret discovery with credential verification and ways to route findings to teams. The free open-source plan includes multiple scanning sources; organizations needing Enterprise features should request pricing details.

Visit TruffleHog

The facts

KeyHogTruffleHog
Free planYesYes
Open sourceNot publishedNot published
Runs onLinux, Mac, Self-hosted, WindowsLinux, Mac, Self-hosted, Windows
Lowest paid planFree or on requestFree or on request
Plans published12
MakerNot publishedNot published
Websitegithub.comtrufflesecurity.com
On secrets scanning software#12 of 24#16 of 24

KeyHog: what it does well

  • Scans across repositories, archives, containers, URLs, and cloud inventories.
  • 934 service-specific detectors cover many credential types.
  • Optional live verification checks credentials against provider endpoints.
  • CI options include GitHub Actions and several other documented systems.
  • Code and detector TOMLs permit commercial use under either license.

What to know first

  • Requires Rust 1.89 or newer.
  • Plain directory scans skip native binaries unless --binary and a binary-feature build are used.
  • Live verification is not supported by every detector.
  • Verification sends credential-derived requests to provider endpoints.

TruffleHog: what it does well

  • Scans version history across branches.
  • Verifies whether detected credentials are live.
  • Includes pre-commit and pre-receive scanning hooks.
  • Open-source plan includes 800+ secret detectors.
  • Supports on-premises or company-server deployment.

What to know first

  • Open-source license is AGPL-3.0.
  • Enterprise priority support is limited to that plan.

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