TLPT & ME: Everything you need to know about Threat-Led Penetration Testing (TLPT) in a TIBER world.

This post analyzes how the EU’s DORA regulation formalizes Threat-Led Penetration Testing (TLPT) by building on TIBER‑EU, detailing practical implications for financial entities and authorities. It explains new or stricter requirements such as conditions for internal testers, pooled testing with critical third parties, mandatory purple teaming, formal RT test plan approvals, tight reporting timelines, restoration procedures, and regulator reporting expectations. The authors conclude that adopting TIBER‑EU remains the most effective path to meeting DORA TLPT obligations and anticipate further convergence via updated TIBER guidance.