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Fast, flexible, and usable security

We understand that good security solutions are user-centric, and that low-friction solutions are paramount to usable application security. MFKDF2 securely derives cryptographic keys from multiple authentication factors while achievinguser indistinguishability, meaning that applications become meaningfully harder to attack while users notice no difference at all.

MFKDF2 is fully backward compatible with existing, commonly used factors such as passwords, hardware tokens, and biometrics, ensuring that users don't have to learn new technologies and can continue to use factors they are familiar with.

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Simple enforcement of complex policies

Between juggling multiple compliance requirements, complex organizational policies, and the need to protect sensitive data, real-world applications demand robust enforcement of complex security policies.

Multifactor's “Switchboard” technology suite uniquely enables trustless enforcement across authentication, authorization, and auditing, transforming typically weak, software-defined enforcement into strong, cryptographically backed guarantees.

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Share resources effectively

Existing account sharing solutions are often irrevocable, untraceable, and backed by weak password-based cryptography. It's no wonder that major password management solutions have dozens of publicly confirmed data breaches!

Multifactor's “Checkpoint” technology uniquely enables online resources to be shared by multiple users in a way that is immediately revocable, non-repudiable, and fine-grained, without requiring any changes to the underlying application being shared.

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We're redefining zero-trust — so you can protect your application with confidence.

Identity is your first and last line of defense, and the root cause of most application security breaches. Multifactor's provably secure zero-trust solutions cryptographically guarantee that only authorized users can access sensitive data, turning identity into your greatest asset in the fight against cyber threats. Learn more about our research, or reach out to explore working together.

Multifactor Receives Zcash Community Grant for Development of MFKDF2

Multifactor Receives Zcash Community Grant for Development of MFKDF2

2025-08-21

We are are grateful to the Zcash Community for their support of MFKDF2, a secure, user-friendly, next-generation multi-factor key derivation function.

Introducing the AAA Threat: Secure Authentication, Authorization, and Auditing for Agentic Applications

Introducing the AAA Threat: Secure Authentication, Authorization, and Auditing for Agentic Applications

2025-08-12

Enterprises are deploying agentic applications faster than cyber security measures can keep up, leading to major high-profile security incidents exploiting agentic vulnerabilities.

How to Choose Parameters for KDFs like Argon2, Bcrypt, Scrypt, PBKDF2, Balloon Hashing, & More (Part 2 of 2)

How to Choose Parameters for KDFs like Argon2, Bcrypt, Scrypt, PBKDF2, Balloon Hashing, & More (Part 2 of 2)

2025-08-01

Explanation of our interactive tool and free API for selecting optimal parameters for hard KDFs like Argon2, Bcrypt, Scrypt, PBKDF2, and Balloon Hashing.