PTA detects 174 website defacements via dark web in a year

PTA cyber security monitoring of the dark web also logged 87 data leaks and 41 DDoS threats between July 2025 and June 2026.

The PTA logged 326 significant cyber threat indicators through dark web monitoring over one year.

Website defacements made up 174 cases, or 53 percent of indicators recorded by nTSOC.

Data leaks totalled 87 cases (27 percent); DDoS-related threats numbered 41 (13 percent).

A further 24 cases involved ads or sales of sensitive information on dark web forums and illegal marketplaces.

The figures come from the PTA’s Cyber Security Annual Report 2025-26, covering July 2025 to June 2026.

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