Warnings about helpdesk impersonation scams and Iran-linked hackers concentrating on crucial sectors within the US, plus probably the most damaging scams of 2025 – here is a few of what made the headlines this month
30 Apr 2026
With April coming to an in depth, it is time for ESET Chief Safety Evangelist Tony Anscombe to look again at among the high cybersecurity tales that made the information this month. Tony additionally affords insights that the they might maintain in your personal cyber-defenses. This is a few of what caught Tony’s consideration this month:
- Microsoft has issued a warning about helpdesk impersonation scams the place dangerous actors more and more misuse exterior Microsoft Groups collaboration to trick customers into granting them distant entry.
- Iranian-linked hackers are concentrating on Rockwell programmable logic controllers (PLCs), with nearly 4,000 such units uncovered on the networks of U.S. crucial infrastructure organizations, based on a warning from a number of U.S. federal companies.
- The FBI’s Web Crime Grievance Heart (IC3) has issued their annual report that discovered that U.S. victims misplaced practically $21 billion to cyber-enabled crimes final 12 months.
What are some key mitigation steps vis-a-vis the assaults leveraging Groups? How can crucial infrastructure organizations utilizing Rockwell PLCs keep protected? How do the FBI’s figures evaluate to these from 2024 and what was probably the most damaging rip-off to have an effect on companies final 12 months? Be taught this and extra from Tony’s video and make sure you take a look at the March 2026 version of Tony’s month-to-month safety information roundup for extra insights.
