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Add WebAuthn.generate_user_handle as an alias for generate_user_id #503

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Merged
santiagorodriguez96 merged 2 commits into from
Jul 3, 2026
+10 −5
Merged

Add WebAuthn.generate_user_handle as an alias for generate_user_id #503

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fd6d172
Add `WebAuthn.generate_user_handle` as an alias for `generate_user_id`
ttanimichi Jun 28, 2026
e9fac49
Use class << self block with alias_method
ttanimichi Jul 3, 2026
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8 changes: 5 additions & 3 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -171,7 +171,7 @@ end
```ruby
# Generate and store the WebAuthn User ID the first time the user registers a credential
if !user.webauthn_id
user.update!(webauthn_id: WebAuthn.generate_user_id)
user.update!(webauthn_id: WebAuthn.generate_user_handle)
end

options = WebAuthn::Credential.options_for_create(
Expand Down Expand Up @@ -327,14 +327,16 @@ A list of all currently defined extensions:

## API

#### `WebAuthn.generate_user_id`
#### `WebAuthn.generate_user_handle`

Generates a [WebAuthn User Handle](https://www.w3.org/TR/webauthn-2/#user-handle) that follows the WebAuthn spec recommendations.

```ruby
WebAuthn.generate_user_id # "lWoMZTGf_ml2RoY5qPwbwrkxrvTqWjGOxEoYBgxft3zG-LlrICvE-y8bxFi06zMyIOyNsJoWx4Fa2TOqoRmnxA"
WebAuthn.generate_user_handle # "lWoMZTGf_ml2RoY5qPwbwrkxrvTqWjGOxEoYBgxft3zG-LlrICvE-y8bxFi06zMyIOyNsJoWx4Fa2TOqoRmnxA"
```

> `WebAuthn.generate_user_id` is also available as an alias.

#### `WebAuthn::Credential.options_for_create(options)`

Helper method to build the necessary [PublicKeyCredentialCreationOptions](https://www.w3.org/TR/webauthn-2/#dictdef-publickeycredentialcreationoptions)
Expand Down
7 changes: 5 additions & 2 deletions lib/webauthn.rb
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Expand Up @@ -10,7 +10,10 @@
module WebAuthn
TYPE_PUBLIC_KEY = "public-key"

def self.generate_user_id
configuration.encoder.encode(SecureRandom.random_bytes(64))
class << self
def generate_user_id
configuration.encoder.encode(SecureRandom.random_bytes(64))
end
alias_method :generate_user_handle, :generate_user_id
end
end
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