Research

Introducing Switchboard: Provably Secure, Flexible, and Efficient Authorization

Introducing Switchboard: Provably Secure, Flexible, and Efficient Authorization

2025-07-28

Colin Roberts, CTO & Co-Founder of Multifactor, demonstrates Switchboard, a secure, flexible, and efficient data authorization management solution that advances the current state of the art by cryptographically enforcing complex authorization policies.

First Look: Next-Generation Multi-Factor Key Derivation Function (MFKDF2)

First Look: Next-Generation Multi-Factor Key Derivation Function (MFKDF2)

2025-07-22

Colin Roberts, CTO & Co-Founder of Multifactor, provides a first look at the next-generation Multi-Factor Key Derivation Function (MFKDF2), via a live interactive demo.

Colin Roberts: Why I’m Excited About the Future of Multifactor

Colin Roberts: Why I’m Excited About the Future of Multifactor

2025-07-14

Colin Roberts, Co-Founder and CTO, shares his journey from pure mathematics to crypto-focused startups and now Multifactor, explaining why he's excited about the future of the company.

Finding Optimal Parameters for KDFs like Argon2, Bcrypt, Scrypt, PBKDF2, Balloon Hashing, & More

Finding Optimal Parameters for KDFs like Argon2, Bcrypt, Scrypt, PBKDF2, Balloon Hashing, & More

2025-07-11

Colin Roberts, CTO & Co-Founder of Multifactor, demonstrates an interactive tool and free API for selecting optimal parameters for hard KDFs like Argon2, Bcrypt, Scrypt, PBKDF2, and Balloon Hashing.

Introducing Checkpoint: A Better Way to Share Online Accounts

Introducing Checkpoint: A Better Way to Share Online Accounts

2025-06-25

Checkpoint uses novel cryptographic techniques to enable easy revocable, non-repudiable, and fine-grained sharing of any online account resource.

MFKDF Presentation at ACM CHI '24

MFKDF Presentation at ACM CHI '24

2024-05-08

This video is a recording of the MFKDF talk presented at ACM CHI 2024. It details a user study demonstrating the strong usability benefits of MFKDF over other key management approaches.

MFKDF Presentation at USENIX Security '23

MFKDF Presentation at USENIX Security '23

2023-11-30

This video is a recording of the MFKDF talk presented at USENIX Security 2023. It includes a quick overview of MFKDF, the features that it provides, and a high-level technical description.

MFKDF Presentation at DEF CON 30

MFKDF Presentation at DEF CON 30

2022-08-15

This video is a recording of the MFKDF talk presented at the Password Village at DEF CON 30. It includes a full overview of MFKDF, the features that it provides, and a high-level technical description of how it works.

MFKDF Decentralized Application Demo

MFKDF Decentralized Application Demo

2022-06-30

This demo shows how to use MFKDF to build a strong trustless decentralized cryptocurrency wallet application featuring multi-factor key derivation with self-service key recovery. It uses IPFS and IPNS to store MFKDF policy files.

MFKDF Centralized Application Demo

MFKDF Centralized Application Demo

2022-06-17

This demo shows how to use MFKDF to build a strong centralized password management application featuring multi-factor key derivation with advanced key derivation policies, factor persistence, self-service key recovery, MFKDF-based authentication, and end-to-end encryption.