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Top 5 Cybersecurity News

Top 5 Cybersecurity News October 2, 2026: Cisco SD-WAN zero-day, WSO2 CVSS 10 auth bypass, Citrix backdoors persist, Apple CoreGraphics exploit, GUTcert breach.

This week’s Top 5 Cybersecurity News for October 2, 2026 follows a pattern that has been building across the year: attackers are targeting the layers that other infrastructure trusts. A critical-severity zero-day in Cisco’s SD-WAN Manager — the console that programs an entire enterprise WAN — arrived in CISA’s Known Exploited Vulnerabilities catalog on September…

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DACH Threat Landscape 2026: What SMEs Must Know

DACH region 2026 cyber threat landscape overview for German, Austrian and Swiss companies

A ransomware incident can halt a production line, disrupt a logistics network or leave a clinic scrambling to access essential systems. Across Germany, Austria and Switzerland, those risks are no longer hypothetical. ENISA’s 2025 Threat Landscape report names ransomware as the most disruptive and economically damaging activity in the EU, while hacktivist activity, most of…

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Top 5 Cybersecurity News

Top 5 Cybersecurity News September 25 2026 DIESEC weekly security briefing

This week’s Top 5 Cybersecurity News follows a thread that has been building across 2026: attackers are no longer trying to bypass the perimeter; they are subverting the infrastructure that maintains it. Russia’s Sandworm group deployed an updated Cyclops Blink botnet variant through Cisco’s firewall management console, turning the administrative plane into an entry point.…

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Revolut Data Breach: Trusted Channel Abuse

Revolut data breach report showing customer information exposed through fraudulent government requests

A recent Revolut data breach shows how attackers can exploit trust without breaking into a bank’s core infrastructure. By using a compromised Italian government email account to submit fraudulent customer-data requests, attackers reportedly persuaded Revolut staff to disclose sensitive information linked to roughly 680 customers across several European countries. The incident exposed a second problem:…

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Top 5 Cybersecurity News

Top 5 Cybersecurity News, September 18, 2026: Cisco ISE, ScreenConnect, GitLab and Pixel zero-days, plus the EU's new CRA reporting duty.

This week’s Top 5 Cybersecurity News keeps returning to the same uncomfortable pattern: the systems under attack are not the ones organizations watch closely, they’re the ones organizations trust by default. Identity platforms, remote-support tools, developer infrastructure, and mobile devices all exist specifically so that legitimate work can move faster and with less friction. This…

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