No. 07Week of September 23, 2026This week’s briefing
Tradecraft

Glossary

Strong customer authentication

The EU's two-factor rule for payments.

Used on Compliance Product & payments

Definition

Strong customer authentication (SCA) is the requirement in EU payments law that customers authenticate with at least two independent factors from knowledge, possession and inherence for most electronic payments and account access.

Related terms

Where we use it

Vendor brief

Evaluating Glide Identity: what each desk should ask before a pilot

Glide Identity(owner interest: see disclosure), a US company that trades as Glide.id, says its MagicalAuth product replaces SMS codes with verification through the mobile network, and in August 2026 it announced a beta across AT&T, T-Mobile and Verizon. Before a pilot, get written answers on how the method would be classified under NIST SP 800-63B-4, when and how fallback triggers, which devices, operating systems and plans are covered, how SIM swaps and eSIM transfers are handled, what data is processed, what it costs and how you would leave. We found no independent security assessment in our sources.