Protect your SSH private key


$0. Forever.


  • Kryptonite app

    A secure, convenient new home for your SSH private key on your phone.

  • Easy Public Key Export

    Easily upload your public key to services like GitHub, DigitalOcean, AWS, Bitbucket, and more.

  • Audit Logging

    Manually export your audit logs over email, AirDrop, Slack, etc.

  • Unlimited Pairings

    Pair Kryptonite to as many computers as you'd like.

  • Email Support

    Need help? Email us at and we'll get back to you as soon as we can.


Control your team's access

Contact us

We'd love to learn what your team needs. Get in touch at and we'll help you get started.

  • Kryptonite Core

    All the features of Kryptonite Core.

  • Audit Logging

    Automatically export and aggregate your team's SSH access logs to an S3 bucket or logging service.

  • Host Verification

    Protect your team from man-in-the-middle (MITM) attacks. Pin public keys of known servers and securely and seamlessly distribute them to your team members. Host verification is performed in the Kryptonite app so your team members will verifiably know where they're connecting to.

  • Two-Person Rule

    Require approval from 2-out-of-3 (or more) team members for pushing production code or logging into sensitive servers. Can solve PCI Dual Control compliance by ensuring high-stakes resources are not accessible by any single team member.

  • LDAP/ActiveDirectory

    Easily associate your team members' Kryptonite public keys with LDAP and Active Directory accounts.

  • Public Key Dashboard

    Create ACL groups for your Kryptonite SSH public keys in an easy-to-use dashboard. Supports AWS, Google Cloud, and DigitalOcean: every access grant or revocation takes effect immediately on your cloud instances. The one place for all SSH access control.

  • Email, Chat, & Phone

    Need help? We'll provide support by phone, chat, or email. Contact us to get started.

Have questions?