Coinbase - Bitcoin, safe and easy.
YubiKey - The YubiKey is a one-time password device for secure login with two-factor authentication
Binance - Cryptocurrencies exchange platform
Microsoft Authenticator - One app to quickly and securely verify your identity online, for all of your accounts.
Poloniex - US-based cryptocurrency exchange with maximum security
Nitrokey - Email Encryption. Encrypt your emails with GnuPG, OpenPGP, S/MIME or your favourite email client.