European Union

Historical telecommunications security milestones, vulnerabilities, wiretapping incidents, and signaling exploits recorded in European Union.

RECORDS INDEXED2

SPAN1991–2025

AVG SEVERITY8.6 / 10

Intercept Log — European Union

002 RECORDS

1991

Voice

8.5

GSM 2G Launch & Introduction of A5/1 Air Interface Encryption

The European Telecommunications Standards Institute (ETSI) deployed 2G GSM, introducing digital subscriber identity modules (SIM cards) and the A5/1 stream cipher for over-the-air voice privacy.

2025

Signaling

8.7

European Union NIS2 Directive Enforcement on Critical Telecom Operators & Subsea Links

The European Union began strict enforcement of the NIS2 Directive, classifying telecommunications carriers, Internet Exchange Points (IXPs), DNS service providers, and subsea cable landing stations as Essential Entities with mandatory 24-hour incident notification and personal executive liability.