The commonly seen method of using a checkbox
and a simple information note such as “remember me (uses cookies)” next to the submit form
would be an appropriate means of gaining consent therefore negating the need to apply an
exemption in this case.
Decision: implement it as such a "remember me" checkbox
According to WP 29 Opinion 04/2012 on Cookie Consent Exemption 3.2 Authentication cookies simple authentication cookies are exempted from GDPR cookie banner. However, long-term session cookies that persist across browser sessions do need a special consent. This can be implemented as:
Decision: implement it as such a "remember me" checkbox