Top 10 Cyber Threats of 2023

This report is a concise 2023 overview of top cyber threats, detailing high-impact incidents such as CL0P's MOVEit mass data-theft campaign, Barracuda and Citrix zero-day exploits, the 3CX double supply-chain compromise, Storm-0558 Outlook key theft, Okta support-system session hijacks, ScatteredSpider social-engineering campaigns, Iranian destructive operations, hacktivist activity tied to the Israel war, and trends like BYOVD/BYOVM and SEO-based initial access — highlighting widespread active exploitation, supply-chain and identity-provider risk, and evolving attacker tradecraft.