Alternatives

Products that do what FortSignal does

You Approve the Action. We Enforce It.

1. 1
   Biometric Authentication by Passbase▲218

   Combining identity verification and secure user logins

   2021

2. 2
   Pushary▲333

   Approve AI requests from your lock screen

   Jul 2026 · pushary.com

3. 3
   Company Advisory verification by SpringRole▲175

   Verify ICO advisors on the Blockchain

   2018

4. 4
   DCP▲104

   Give your AI agents encrypted permission and keys

   May 2026 · dcpagent.com

5. 5
   Legitt e-Signature▲150

   AI-native eSign with Contract Intelligence built in

   2024

6. 6PU
   Passkeys use cases demo (Authsignal)▲14

   We've created a more comprehensive demo for Passkeys showing how you can use it at sign in, or embed into other parts of your flow

   2023 · demo.authsignal.com

7. 7
   Latchkey▲122

   Credential layer for local AI agents

   Mar 2026

8. 8
   Clawcard▲125

   Give your agent a card, email and phone in one command

   Mar 2026

9. 9
   Passkeys▲107

   Passwordless login

   2023

10. 10
    Blockusign▲93

    Secure Document Signing & Verification Powered by Blockchain

    2018

11. 11
    WiredSign.com▲36

    Send. Sign. Done. - Smart contracts. No legal headaches.

    2025

12. 12
    NervePay▲74

    Give AI agents identity, secrets vault & analytics

    Feb 2026

13. 13
    Blocknify▲71

    Sign sensitive documents without sacrificing your privacy.

    2018

14. 14
    Formaloo Sign - eSignature forms & docs▲26

    Customize free contract templates with secure eSignatures

    2024

15. 15
    Signer Authority▲5

    Secure e-signatures with cryptographic proof.

    Jul 2026 · signerauthority.com

16. 16
    Signet▲6

    Signed. Sealed. Provable. e-signing for modern teams.

    Jul 2026 · withsignet.co

17. 17
    E-signature tool with AI Identity Checks▲1

    Contracts signed by ID-verified individuals.

    3d ago · signsecure.org

18. 18
    Ceadly▲2

    Human approval for AI agents, sealed as proof

    Jul 2026 · ceadly.me

19. 19IB
    I built an open source computer-use SDK enabling agents to authenticate▲19

    over this weekend myself and two of my friends took part in a hackathon and built this side-project. we have been diving into computer-use recently and developed an sdk to make it easy to implement for devs like us. one feature we were missing though, was the agent being able to log into services. anthropic understandably blocks this capability with their guardrails, and you wouldn't want your credentials to end up in any model context anyways. so we added a keychain service to the vm that the agent is using. it was built using the pass cli (https://www.passwordstore.org/).…

    2025 · github.com

20. 20
    Sentrint, a security scanner for projects build with LLMs▲6

    An automated security check for apps built with Bolt, Cursor or v0. Plain-English findings and a copy-paste fix. No jargon, no terminal.

    17d ago · sentrint.com

21. 21BA
    Blocksign, a Bitcoin service for legally signing any document▲17

    2014 · blocksignit.com

22. 22
    Enclave Sign▲4

    Signed. Secured. Delivered.

    Jun 2026 · sign.enclave.talk

23. 23
    Orivael▲4

    The control plane for AI agents — govern before they act

    Jul 2026 · firewall.orivael.dev

24. 24
    Veto - Protect your agent spending▲4

    The guard that can actually stop an AI agent when it matters

    Jun 2026 · veto-ai.com

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