Generator/Setup guides/Facebook

Facebook setup key, and the code it expects

Facebook shows the key beneath the QR code in Accounts Center, and the same setting covers Instagram when the accounts are linked.

Service facebook.comAlgorithm SHA-1Step 30sDigits 6
or drop an image here

Advanced
Digits
Period
Algorithm
Waiting for a keypaste one above to start27

——————

Where Facebook hides the key

  1. Accounts Center → Password and security → Two-factor authentication → pick the account.
  2. Choose Authentication app.
  3. The Base32 key is printed under the QR code.
  4. Paste it above and confirm with the six digits.

Parameters Facebook issues

AlgorithmSHA-1, the RFC 6238 default.
Period30 seconds
Digits6
URI formatotpauth://totp/Facebook:you@facebook.com?secret=…&issuer=Facebook. Paste the whole URI above and the label fills itself in.

If the key is gone

  1. Recovery codes from Accounts Center.
  2. A trusted device you are still logged in on.
  3. Identity check. Facebook will ask for a photo ID and can take days to answer.

Questions

Does this also cover Instagram?
If the accounts are linked in Accounts Center, one authenticator entry covers both. Unlinked accounts each need their own key.

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