Don't throw the key out the window yet. This happens because of The little battery-powered computer inside the fob has lost sync with HSBC’s actual time.
Here is the no-nonsense, slightly sarcastic guide to getting that little device to actually work. hsbc secure key activation
The Secure Key is a two-factor authentication (2FA) tool. It generates unique, one-time security codes required for logging into HSBC Online Banking and authorizing sensitive transactions. There are two versions: Don't throw the key out the window yet
A handheld device sent by mail if you cannot use the mobile app. How to Activate the Digital Secure Key (Mobile App) The Secure Key is a two-factor authentication (2FA) tool
Sincerely, The HSBC Team
First, a little respect. The Secure Key isn't just a calculator. It’s a device. Even if a hacker in a hoodie steals your password, they can't get into your account without physically holding your key. It’s annoying until you need it, then it’s a fortress.