wpmt/validate/email_signature
Description:
This filter allows you to manipulate the image signature that is used to protect the generated image email link.
| Parameter | Type | Description |
|---|---|---|
| ‘sha256’ | string | The hashing method |
| string | The email that should be hashed |
$hash_signature = apply_filters( 'wpmt/validate/email_signature', 'sha256', $email );