- genderize.io - Genderize.io determines the gender of a first name.
- Identity Leak Checks
- Have I been pwned? - Check if your email has been compromised in a data breach
- HPI Identity Leak Checker
- PWM - password self service solution
- Two Factor Auth (2FA) - List of websites and whether or not they support 2FA.
- xkcd "Password Strength" - THE comic about password security
- "Ändere-dein-Passwort-Tag": Pro und Contra Passwortwechsel (visited: 10.02.2017, German only)
- eIDAS
- Niederlande: Erste grenzüberschreitende eID-Nutzung realisiert | heise online (visited: 10.02.2017, German only)