The United States Embassy in India has announced that applicants for F, M, and J nonimmigrant visas should make their social media accounts public. The new guideline seeks to help… Read More »New U.S. Visa Rule Requires Applicants to Set Social Media Account Privacy to Public
Unidentified threat actors have been observed targeting publicly exposed Microsoft Exchange servers to inject malicious code into the login pages that harvest their credentials. Positive Technologies, in a new analysis… Read More »Hackers Target Over 70 Microsoft Exchange Servers to Steal Credentials via Keyloggers
Cybersecurity researchers have detailed two novel methods that can be used to disrupt cryptocurrency mining botnets. The methods take advantage of the design of various common mining topologies in order… Read More »Researchers Find Way to Shut Down Cryptominer Campaigns Using Bad Shares and XMRogue
I had the honor of hosting the first episode of the Xposure Podcast live from Xposure Summit 2025. And I couldn’t have asked for a better kickoff panel: three cybersecurity… Read More »Between Buzz and Reality: The CTEM Conversation We All Need
Misconfigured Docker instances are the target of a campaign that employs the Tor anonymity network to stealthily mine cryptocurrency in susceptible environments. “Attackers are exploiting misconfigured Docker APIs to gain… Read More »Hackers Exploit Misconfigured Docker APIs to Mine Cryptocurrency via Tor Network
The Computer Emergency Response Team of Ukraine (CERT-UA) has warned of a new cyber attack campaign by the Russia-linked APT28 (aka UAC-0001) threat actors using Signal chat messages to deliver… Read More »APT28 Uses Signal Chat to Deploy BEARDSHELL Malware and COVENANT in Ukraine
The U.S. House of Representatives has formally banned congressional staff members from using WhatsApp on government-issued devices, citing security concerns. The development was first reported by Axios. The decision, according… Read More »U.S. House Bans WhatsApp on Official Devices Over Security and Data Protection Issues
The Canadian Centre for Cyber Security and the U.S. Federal Bureau of Investigation (FBI) have issued an advisory warning of cyber attacks mounted by the China-linked Salt Typhoon actors to… Read More »China-linked Salt Typhoon Exploits Critical Cisco Vulnerability to Target Canadian Telecom
The United States government has warned of cyber attacks mounted by pro-Iranian groups after it launched airstrikes on Iranian nuclear sites as part of the Iran–Israel war that commenced on… Read More »DHS Warns Pro-Iranian Hackers Likely to Target U.S. Networks After Iranian Nuclear Strikes
Cybersecurity researchers are calling attention to a new jailbreaking method called Echo Chamber that could be leveraged to trick popular large language models (LLMs) into generating undesirable responses, irrespective of… Read More »Echo Chamber Jailbreak Tricks LLMs Like OpenAI and Google into Generating Harmful Content