Pair2FA

Product Introduction

1. Definition: Pair2FA is a cloud-based, time-based one-time password (TOTP) authenticator and secure sharing platform designed for teams. It functions as a centralized, encrypted vault for two-factor authentication (2FA) codes, enabling controlled access delegation without compromising the security principle of individual secrets.
2. Core Value Proposition: Pair2FA exists to eliminate the operational friction and security risks of sharing access to accounts protected by 2FA. Its primary value is enabling secure team 2FA sharing, granular access control, and encrypted TOTP code management, allowing teams to maintain productivity without resorting to insecure workarounds like sharing phones, screenshots, or master passwords.

Main Features

1. Encrypted TOTP Vault: Pair2FA provides a secure workspace where users can add standard 2FA accounts (e.g., AWS, GitHub, Google, Supabase) by scanning a QR code or manually entering a secret key. The platform uses AES-256-GCM encryption for data at rest, ensuring TOTP secrets are stored securely. It generates live, 30-second rolling codes identical to those in personal authenticator apps like Google Authenticator or Authy.
2. Granular Team Permissions & Access Control: This is the core sharing mechanism. Account owners can invite teammates via email and assign one of two precise roles: Viewer (can view and copy live codes) or Admin (can view, copy, and manage access permissions for that account). This allows for principle of least privilege access, sharing specific accounts with specific people. Access can be revoked instantly at any time.
3. Workspace & Individual Login Architecture: The product is organized around team workspaces (e.g., "Acme Studio"). Each member uses their own individual Pair2FA login credentials; there are no shared master passwords for the vault itself. This maintains accountability through individual audit trails and aligns with security best practices. A single user can belong to multiple workspaces.

Problems Solved

1. Pain Point: It solves the critical bottleneck and security vulnerability created when a team needs access to an account secured by 2FA tied to a single individual's device. Common insecure workarounds include texting codes, sharing screenshots (which may expose the secret), or physically passing a phone, all of which break security protocols and create operational delays.
2. Target Audience: The primary user personas are DevOps engineers, IT administrators, development team leads, and agency project managers who are responsible for shared infrastructure accounts (e.g., cloud hosting, SaaS platforms, version control, database services). Secondary users are any team member who needs reliable, sanctioned access to these shared resources.
3. Use Cases: Essential scenarios include: a developer needing to deploy code at 2 AM when the AWS account admin is asleep; an entire team needing access to a shared company social media or marketing platform; a client services agency securely providing developers with access to a client's project infrastructure without sharing the client's personal 2FA device.

Unique Advantages

1. Differentiation: Unlike shared password managers with basic TOTP storage, Pair2FA is built exclusively for the team sharing use case with dedicated permission models. Compared to enterprise SSO or IDP solutions, it is far simpler and cheaper to implement for small to mid-size teams. Versus sharing a single authenticator app account, it provides proper user separation and auditability.
2. Key Innovation: Its core innovation is the application of a resource-level, role-based access control (RBAC) model to individual TOTP seeds. It transforms a 2FA secret—traditionally a personal credential—into a shareable team resource with enforceable policies (Viewer/Admin), without ever exposing the underlying secret key to the end-user. The workspace model abstracts complexity for end-users while maintaining clear security boundaries.

Frequently Asked Questions (FAQ)

1. Is Pair2FA secure? How does it protect my 2FA seeds? Pair2FA employs AES-256-GCM encryption, a military-grade standard, to encrypt your TOTP secret keys both in transit and at rest. The service is designed so that the plaintext secrets are only decrypted temporarily in memory to generate the current 6-digit code. Users never see the original secret key, and it is never stored or transmitted in an unencrypted format.

2. What happens if Pair2FA's service goes down? Will my team lose access? Pair2FA is a cloud-based SaaS application, and like any service, it is subject to availability. For business continuity, it is critical to use Pair2FA as a convenience and sharing layer, not the sole source. The product emphasizes that you can export your account data at any time. Best practice is to securely archive the original QR codes or secret keys (e.g., in a secure password manager vault) as a backup, separate from the Pair2FA sharing system.

3. Can I use Pair2FA for personal accounts, or is it only for teams? While its primary design and unique features are centered on team collaboration and secure 2FA sharing, the core TOTP vault functionality works for individual use. A solo user could use it as a centralized, web-accessible authenticator. However, its full value is realized in a multi-user context where access delegation is required.

4. How does Pair2FA compare to using a shared mobile device with an authenticator app? Using a shared physical device is highly insecure and impractical. Pair2FA provides distinct advantages: individual login and audit trails, granular permissions per account, remote access revocation, and no physical device dependency. It eliminates the risk of a lost or broken shared phone locking the entire team out of critical accounts.

5. What is the difference between the Viewer and Admin roles in Pair2FA? The Viewer role allows a teammate to see the live, updating 6-digit TOTP code for a shared account and copy it for login. The Admin role includes all Viewer abilities and adds the capability to manage access for that specific account—meaning they can invite new teammates to it or remove existing ones. This allows for decentralized management of account access within a team.