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Dark Reading
New retainer provides expert support starting in the first 72 hours of the incident response process to contain the attack and improve preparedness for the future.
The Register
CEO tells of new branding ahead of Finnish vendor's corporate split The Reg F-Secure's enterprise-facing business will have a new brand – WithSecure – and a sharpened focus when the company splits into two independent operations.…
Dark Reading
Attempting to catch up with CrowdStrike, Microsoft, and Trend Micro, the Helsinki-based endpoint-protection firm "de-merges" its consumer-security business to focus on businesses.
The Hacker News
A previously undocumented threat actor dubbed GREYVIBE has been attributed to ongoing and persistent attacks targeting Ukraine and Ukraine-related entities since at least August 2025. GREYVIBE, per WithSecure, is assessed to be a Russian-speaking group operating broadly in the Russian time zone, with the activities aligning with Kremlin state interests, specifically when it comes to
The Hacker News
A previously undocumented "flexible" backdoor called Kapeka has been "sporadically" observed in cyber attacks targeting Eastern Europe, including Estonia and Ukraine, since at least mid-2022. The findings come from Finnish cybersecurity firm WithSecure, which attributed the malware to the Russia-linked advanced persistent threat (APT) group tracked as Sandworm (aka APT44 or
The Hacker News
Malicious actors associated with the Vietnamese cybercrime ecosystem are leveraging advertising-as-a-vector on social media platforms such as Meta-owned Facebook to distribute malware. “Threat actors have long used fraudulent ads as a vector to target victims with scams, malvertising, and more,” WithSecure researcher Mohammad Kazem Hassan Nejad said. “And with businesses now leveraging the reach
The Hacker News
Threat activity clusters affiliated with the Chinese and Russian cybercriminal ecosystems have been observed using a new piece of malware that's designed to load Cobalt Strike onto infected machines. Dubbed SILKLOADER by Finnish cybersecurity company WithSecure, the malware leverages DLL side-loading techniques to deliver commercial adversary simulation software. The development comes as
The Register
Did a criminally minded robot write this? In part, yes. GPT-3 language models are being abused to do much more than write college essays, according to WithSecure researchers.…
The Register
Session cookies and 2FA subversion allow takeover of biz and ad accounts, lead to unauthorized ad buys Security vendor WithSecure, which was spun out in March 2022 as F-Secure’s arm, claims it’s found malware that targets Facebook Business accounts.… enterprise security
ZDNet Security
WithSecure's Mikko Hyppönen tells us his predictions for cybersecurity, cybercrime, and how our devices will be protected.