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Security Affairs newsletter Round 507 by Pierluigi Paganini – INTERNATIONAL EDITION

Security Affairs

CISA adds Aviatrix Controllers vulnerability to its Known Exploited Vulnerabilities catalog ESET detailed a flaw that could allow a bypass of the Secure Boot in UEFI systems Russia-linked APT Star Blizzard targets WhatsApp accounts Prominent US law firm Wolf Haldenstein disclosed a data breach Clop Ransomware exploits Cleo File Transfer flaw: dozens (..)

Spyware 75
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Security Roundup June 2025

BH Consulting

Cybercriminals use a constantly evolving toolkit, ranging from phishing and phone scams, to malware and AI-generated deepfakes, to compromise systems and steal personal information, which is then sold, resold, and repackaged by data and access brokers operating across dark web forums, encrypted channels, and subscription-based criminal marketplaces.

Scams 59
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Security Affairs newsletter Round 518 by Pierluigi Paganini – INTERNATIONAL EDITION

Security Affairs

CISA adds Cisco Smart Licensing Utility flaw to its Known Exploited Vulnerabilities catalog Russia-linked Gamaredon targets Ukraine with Remcos RAT CoffeeLoader uses a GPU-based packer to evade detection Morphing Meerkat phishing kits exploit DNS MX records CISA warns of RESURGE malware exploiting Ivanti flaw Sams Club Investigates Alleged Cl0p Ransomware (..)

DNS 69
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Threat Trends: DNS Security, Part 2

Cisco Security

This is what we covered in part one of this Threat Trends release on DNS Security, using data from Cisco Umbrella , our cloud-native security service. This time we’ll be comparing yearly totals of DNS traffic to malicious sites, by industry. As in part one, we’ll be looking at data covering the calendar year of 2020.

DNS 143
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Best Practices for Endpoint Security in Healthcare Institutions

Heimadal Security

While achieving compliance with industry standards is the minimum, it’s not enough to prevent insider threats, supply chain attacks, DDoS, or sophisticated cyberattacks such as double-extortion ransomware, phishing, business email compromise (BEC), info-stealing malware or attacks that leverage the domain name system (DNS).

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FBI Issues Flash Advisory on Conti Ransomware Attacks Impacting Healthcare and First Responder Networks

Hot for Security

The Federal Bureau of Investigation has said in a flash announcement that the Conti ransomware group is responsible for at least 16 attacks targeting US healthcare and first responder networks within the last year. Once Conti actors deploy the ransomware, they may stay in the network and beacon out using Anchor DNS.”.

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Why SMBs are Under Attack by Ransomware

Webroot

Ransomware attacks generate big headlines when the targets are government entities, universities and healthcare organizations. This includes essential security measures like firewalls, endpoint protection and DNS protection. This is why security awareness training with phishing simulations are increasingly important.