Financial services sector faces highest cyberattack intensity across industries: Sonicwall report
Financial services organisations experienced the highest volume of cyberattack attempts per device among all industries tracked by SonicWall during the first half of 2026, according to the company’s latest Financial Services Protect Brief.
The report, which supplements SonicWall’s 2026 Cyber Protect Report, found that the sector recorded an average of 132,378 intrusion prevention system (IPS) hits per device, more than double the cross-industry average. The findings are based on telemetry collected from SonicWall’s global network of more than one million security sensors.
According to the report, financial institutions continue to face sustained attacks targeting long-known vulnerabilities and legacy infrastructure. The GoodTech Telnet Server Buffer Overflow vulnerability generated 42.2 million detection events during the reporting period, suggesting that legacy banking and payment systems exposing Telnet services remain active targets.
The report also found that Log4Shell continues to be widely exploited, generating 35.6 million detection events more than two years after the...
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