2! Authenticator is a web browser extension currently available for Chrome (other browsers to be supported soon) that allows you to instantly see two-factor authentication codes for login use on websites such as Google, Amazon, Microsoft, Facebook, Twitter, Reddit, etc. Hard at work on your desktop or laptop computer? Now your two-factor codes are just a click away in your browser! It is designed to be compatible with the Google Authenticator © app, and its use is similar.
The extension is built with security and privacy in mind. Data is never shared with any other entities and a network connection is not required for the use of this extension, with the exception of registering for and validating of paid features.
Easy to Use
Add your two-factor codes by copying and pasting a QR Code image, drag-n-drop a QR code image, scanning a code with your webcam, or manually entering a two-factor key. Now your specific, time based, two-factor code for your online account is just a single click away.
Encryption of Data (Paid Feature)
There is the ability to encrypt and lock your data using the latest encryption standards with a pin or password. (DO NOT FORGET/LOSE YOUR PIN/PASSWORD! For security purposes, it is NOT possible to recover your data if your PIN/PASSWORD is lost.)
Data Backup and Transfer (Paid Feature)
Never lose your two-factor codes again! You may backup all of your two-factor codes in a secure format that may be restored at a later time. Backup your two-factor codes to a hard drive or cloud service of your choice. Additionally, you may choose to display an individual account’s QR code allowing each two-factor code to be transferred to another device.
For a one time fee of USD $2.99 encrypt your data, lock your codes, and get data backup for life.
No software is ever perfect, nor free of bugs. Data loss and theft can occur. Use layered security and store you data in multiple locations. Password/PIN lengths affect security. Protect physical access to your device. Keep your device and software up-to-date.
Only 30 second epoch based TOTP based codes are supported for now.
Some style of QR codes are not supported.
Webpage scan is not always supported as many website actively guard against this and this extension makes no attempt to circumvent those guards.
Webcam use may be limited due to the low quality webcams used in many laptops.