Latest cybersecurity reporting from selected sources.

Vital Service Providers Need a Plan to Work Through Internet Outages, CISA SaysCritical U.S. infrastructure like water, power and even banking systems will be successfully hacked by enemy cyber warriors in the event of a military confrontation with a peer adversary like Russia or China, officials from the nation's civilian cyber defense agency said.

Also, Europol Cracks DDoS Networks, Mythos Finds Bugs, France Portal HitThis week, scam compounds. Attackers exploit flaws pre-disclosure. A crackdown on DDoS-for-hire. No Mythos for CISA, yes for Mozilla. France ID portal breach. Israeli and Venezuelan critical infrastructure targeted. Russian hacking in Ukraine. An Apache flaw. A ransomware negotiator aided BlackCat.

Hijacking DNS Settings Helps Russian Hackers Decrypt TLS Traffic, Microsoft WarnsHackers tied to Russia's GRU military intelligence agency are compromising SOHO routers to hijack their DNS settings and spy on the cloud activities of high-value government, IT, telecommunications and energy organizations, Microsoft warns.

Also, Russian Signal Phishing, Iran-Linked Malware, Breaches in Spain and FranceThis week, Tycoon 2FA, Trio-Tech, messaging app spying and a ransomware broker sentenced. Iran-linked hackers. Mazda disclosed a breach. Oracle patched a flaw. North Korean actors weaponized VS Code, a Spanish port ransomware attack, a French teacher data breach and a healthcare firm victim surge.

Develop 'Strong Resilience and Recovery Plans,' Urges UK Cybersecurity AgencyFollowing Poland's energy grid being targeted by Russian nation-state attackers, Britain has issued a "severe cyberthreat" alert to its domestic critical national infrastructure operators, urging them to refine their defensive and resilience posture ahead of any unexpected escalation in targeting.

Signs Point to Long-Active 'Sandworm' Military Intelligence Hackers at WorkRussian cyberattacks in late December 2025 that attempted to disrupt Poland's power grid have been attributed to "Sandworm," the codename for an advanced persistent threat group tied to a Moscow military intelligence unit that repeatedly uses wiper malware, including in these attacks.

CISA Warns of Retaliatory Cyber Action From Hostile State Actors After VenezuelaFederal cybersecurity officials are warning of a likely uptick in retaliatory cyber activity from China and Russia-linked threat actors after the U.S. military raid in Venezuela, urging infrastructure operators to brace for disruptive probing and attacks.

Widely Used ukr.net Is a Repeat Focus for APT28 Cyberespionage OperationsDon't expect cyber spies to respect distinctions between military and civilian networks, especially in times of war, warn researchers tracking persistent Russian military intelligence credential-harvesting attacks against users of Ukraine's popular, commercial UKR.NET webmail platform.

Misconfigured Customer Network Edge Devices' Under Fire, Warn ResearchersMisconfigured edge devices hosted in the cloud are giving nation-state hackers carte blanche to access Western critical infrastructure, warn threat intelligence experts at Amazon, who tied exploits of AWS customers' device administrator portals to Russia's GRU military intelligence agency.

Ukrainian National Twice Indicted in Los Angeles for Pro-Russian HackingU.S. and allied agencies warned of low-skill Russian-linked hacktivists breaching critical infrastructure by exploiting weak remote access tools, as federal prosecutors charged a Ukrainian national with helping orchestrate operations targeting water and energy systems.

Suspect May Be Military Officer Indicted by US for 2016 Election InterferencePolice in Thailand have arrested a Russian citizen suspected of launching hack attacks against targets around the world, who's wanted by the FBI. While the suspect hasn't been named, his age matches that of a Russian military intelligence officer indicted for 2016 U.S. election interference.

Ransomware Group Lynx Reportedly Stole 4TB of DataThe U.K. Ministry of Defense is investigating an apparent data breach by Russian-speaking ransomware hackers of a building facilities contractor with ties to the military. The Lynx ransomware group posted on its darkweb site samples of what it says is 4 terabytes of data stolen from the Dodd Group.

Numerous Attacks Designed and Timed 'to Amplify the Impact of Kinetic Strikes'Russia in the first half of this year markedly increased the tempo of its cyberattacks targeting Ukraine, with defenders cataloging 3,000 cybersecurity incidents, largely targeting the military, government, local authorities and energy sector, often timed to amplify the impact of kinetic attacks.

State-Sponsored Espionage Group Tied to Exploits of No-Longer-Supported Cisco GearRussian intelligence hackers are using obsolete and unpatched equipment made by networking mainstay Cisco Systems to further stealthy and ongoing cyberespionage operations, the U.S. federal government warned Wednesday. Hackers exploit a vulnerability in the Smart Install feature of Cisco devices.

Successful Breaches Renew Fears of Operational Vulnerabilities Across Water SectorRussia is suspected of escalating cyberattacks on European water utilities, including attempts to sabotage Polish and Norwegian water facilities and dams, signaling a broader threat to global critical infrastructure as state-backed actors exploit critical OT weaknesses amid global conflict.

NCSC-NL Says Hack of Citrix NetScaler Flaw Also Targeted Critical InfrastructureA preliminary assessment by the Dutch NCSC into a suspected Russian hacking campaign has concluded that more than one group likely carried out the May breach of the country’s law enforcement network. Investigators say hacks of Citrix NetScaler flaw also targeted critical infrastructure.

NCSC-NL Says Hack of Citrix NetScaler Flaw Also Targeted Critical InfrastructureA preliminary assessment by the Dutch NCSC into a suspected Russian hacking campaign has concluded that more than one group likely carried out the May breach of the country’s law enforcement network. Investigators say hacks of Citrix NetScaler flaw also targeted critical infrastructure.

Leaders of the Russian Military Intelligence Units of the GRU Also TargetedThe U.K. government on Friday sanctioned three Russian Military Intelligence Service units 29155, 26165 and 74455 in the United Kingdom and Ukraine. The sanctions also targeted 18 Russian officials for their role in GRU cyber operations dating back to 2013.

Iranian OT Hacking Team Has Gone Quiet … Too QuietArmed exchanges between Iran and Israel and the prospect of U.S. armed intervention against Tehran has cyber defenders warning about hacking risks to critical infrastructure. Iran's CyberAv3ngers doesn't possess the sophistication of Chinese or Russian actors but it's still a persistent threat.

Western Governments Publish Warning Over Unit 26165 ActivitiesA slew of Western cybersecurity agencies warned Wednesday that Russian intelligence is targeting logistics and technology companies in a prolonged hacking campaign that includes an emphasis on internet-connected cameras situated along border crossings and military installations.