Terence Eden. He has a beard and is smiling.

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Some minor bugs in Proton's new Authenticator app

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QR code for a 10 digit TOTP.

I maintain a a test-suite for TOTP codes. It contains a bunch of codes which adhere to the specification, some of which stretch it to breaking point, and some that are completely invalid. These codes are a good starting point for checking whether a 2FA / MFA app works correctly. Proton have release a swish new authenticator app for Android, iOS, Mac, Linux and Windows. Sadly, their open source…

Can you trust ProtonApps.com?

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Screenshot of the ProtonApps page.

I've recently signed up to the privacy-preserving service Proton. All the email, calendar, drive, VPN, and other services seem to hang off the proton.me domain. I wanted to download the Android apps to my phone - without using the Google Play Store. The VPN app is on F-Droid but none of the others are. So, because I'm lazy, I Googled "Download Proton Mail". I landed on…