ISC Stormcast For Wednesday, May 20th, 2026 https://isc.sans.edu/podcastdetail/9938, (Wed, May 20th)
The SANS Internet Storm Center's Stormcast for May 20th, 2026 highlighted several ongoing and emerging cyber threats. The broadcast detailed a concerning increase in phishing campaigns targeting financial institutions and a potential vulnerability impacting several widely used network devices. It also noted heightened activity related to distributed denial-of-service (DDoS) attacks and a developing malware trend.
The Stormcast identified a significant uptick in sophisticated phishing attacks specifically aimed at organizations within the financial sector. These attacks leveraged deceptive emails designed to steal credentials and install malware, exploiting vulnerabilities in user awareness and security protocols. Simultaneously, the ISC reported concerning activity related to DDoS attacks, primarily targeting smaller businesses and organizations with limited resources for mitigation. Furthermore, the broadcast highlighted a developing trend of malware utilizing zero-day exploits, demanding immediate attention from security professionals.