When you set up the key, the website shows you a Secret Key (e.g., JBSWY3DPEHPK3PXP ). Take a screenshot or copy it into a password manager (Bitwarden, 1Password). You can re-enter this secret into any authenticator app at any time to make it "work" again without calling support.
You enter these into the SWTOR website. The website uses these to derive the Shared Secret. This "two-code" system was designed to prevent casual replay attacks during setup. swtor security key app work
You cannot simply download the app on a new phone and log in. Because the "secret seed" is tied to the specific device installation, you must remove the key before you lose access to the old device. When you set up the key, the website
: You receive 100 Cartel Coins every month as a reward for having an active security key, even if you are not an active subscriber or aren't playing that month. You enter these into the SWTOR website
The SWTOR Security Key app is a mobile application available for both iOS and Android devices. When a player enables 2FA on their SWTOR account, they are prompted to download and install the Security Key app. Here's how it works:
Back in 2012, BioWare sold physical key fobs. These might still work technically, but their batteries have long since died. Do not buy one second-hand.