Hackers Use Browser

Cybersecuritynews •Tushar Subhra Dutta • May 25, 2026

A newly identified scareware kit called CypherLoc is locking victims’ browsers and tricking them into calling fake Microsoft support lines. The kit has been linked to roughly 2.8 million attacks since the start of 2026, making it one of the more aggressive browser-based threats observed this year. Unlike traditional malware that requires a file to […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

CypherLoc Scareware Targets Users with Fake Microsoft Support Scams A new scareware kit named CypherLoc is being used by hackers to lock victims' browsers and direct them to fraudulent Microsoft support lines. This browser-locking scareware has been linked to approximately 2.8 million attacks since the beginning of 2026. CypherLoc operates in an encrypted manner, making it difficult for traditional security tools to detect. Security experts emphasize the need for robust anti-phishing and endpoint protections, as well as user education to combat this threat. The kit represents a significant escalation in browser-based attacks, posing risks to a wide range of internet users. Organizations are advised to implement stronger security measures to mitigate the impact of such threats. 4 sources 68

Hackers Use Browser

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Extracted Entities

Attack Types (1)

Malware (1)