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What is cyber threat intelligence? A practical guide for security teams
Security teams are hardly short on data; they’re overwhelmed by it. The real challenge is deciding which signals matter and how to act on them before they escalate. Every alert, every suspicious domain, and every flagged executable competes for attention in an environment in which time is the most constrained resource. A detection on its own rarely answers the question that actually matters: Does this require action right now or not? The difference between signal and noise is
ESET Expert
1 day ago


Forgotten UEFI shims undermining Secure Boot
ESET researchers discovered 11 vulnerable UEFI shim bootloaders signed by Microsoft that allow attackers to bypass UEFI Secure Boot by exploiting decade-old vulnerabilities ESET researchers identified 11 old and forgotten UEFI shim bootloaders at versions 0.9 and below that can be used to bypass UEFI Secure Boot on any UEFI-based machine that trusts Microsoft’s Microsoft Corporation UEFI CA 2011 third-party UEFI certificate authority (CA) certificate, regardless of the instal
ESET Expert
2 days ago


Phishing is now more dangerous than ever. Businesses need new tools.
ESET boosts its Anti-Phishing with detection of malicious QR codes and calendar invites. Cybersecurity has always been an arms race between attackers and defenders, but the rise of AI tools has accelerated this battle like never before. Take spearphishing as an example: Cybercriminals traditionally spent hours or even days gathering data to craft convincing, personalized emails that trick victims into revealing sensitive information or downloading malware. Today, AI reduces t
ESET Expert
Jul 6


What is Bloatware? And when should you worry about it?
You’re heard the term and probably been inconvenienced by it plenty of times over the years. What exactly is bloatware, and why is it potentially a big problem? Key takeaways Bloatware is often discussed in the same breath as other unwanted executables and applications floating around on devices like malware, adware, viruses and junkware or PUAs – Potentially Unwanted Applications and PUPs – Potentially Unwanted Programs. But it’s an entirely different thing, and it’s not inh
ESET Expert
Jul 6


How to prevent ransomware
Every SMB is just one step away from a costly attack. Make sure it’s a step attackers won’t take. Today’s ransomware prevention is defined by operational resilience rather than technical containment. Why do so many attacks still succeed even when organizations patch systems, train employees, and keep backups? And why do small and mid‑sized businesses (SMB) continue to absorb the biggest impact? This article breaks down how modern ransomware actually works today, why traditio
ESET Expert
Jul 6


Cyber readiness for SMBs: Getting the basics right
AI is changing cybercrime, but SMB cyber readiness still largely depends on closing the familiar gaps AI is changing attackers’ toolkits. It can help criminals write better lures, scale social engineering and speed up reconnaissance, all while generally lowering the barrier to entry for less skilled attackers. Organizations are right to pay attention, especially because malicious use of AI makes old gaps a more urgent test of an organization’s cyber readiness. Meanwhile, the
ESET Expert
Jul 5


Cybersecurity Hacks: The ESET Guide to Staying Safe.
The digital frontier has never been more treacherous. As cybercriminals deploy advanced artificial intelligence to automate attacks, individuals and organizations must move past basic security awareness. True digital resilience requires proactive tactics, active endpoint defense, and rapid recovery strategies. The digital world moves fast, and cybercriminals are moving even faster. Today, threat actors swap basic viruses for AI-driven tricks, highly targeted scams, and silent
ESET Expert
Jul 4


Inside the INEC Data Leak: Insider Threats, Political Drama, and the Fate of Nigeria’s 2027 Elections
Nigeria’s political space just collided head-on with cybersecurity reality, and the fallout is messy. Recent reports surrounding the alleged unauthorized disclosure of a voter's information from the Independent National Electoral Commission (INEC) have once again brought data privacy, insider threats, and cybersecurity governance into the national conversation. What started as a standard voter registration transfer for Nollywood actor-turned-politician Emeka Ike has mutated i
ESET Expert
Jul 1


The Evolution of Cyber Fraud in Nigeria
The Nigerian digital ecosystem spanning banking, fintech, telecommunications, and e-commerce, is currently navigating an aggressive escalation in highly coordinated cyber scams. In the immediate term, the operational risk has transitioned from simple, uncoordinated opportunistic attacks to sophisticated, cross-channel fraud ecosystems. For corporate stakeholders, C-suite executives, and regulatory boards, the primary threat is no longer localized capital loss. The strategic r
ESET Expert
Jun 30
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