Tag: network
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Medtronic confirms breach after hackers claim 9 million records theft
Medical device giant Medtronic disclosed last week that hackers breached its network and accessed data in “certain corporate IT systems.” First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/medtronic-confirms-breach-after-hackers-claim-9-million-records-theft/
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China-Backed Groups are Using Massive Botnets in Espionage, Intrusion Campaigns
China-sponsored threat groups like Salt Typhoon and Flax Typhoon are increasingly relying on multiple massive botnets comprising edge and IoT devices to run their cyber espionage and network intrusion campaigns, CISA and other security agencies say. The use of such “covert networks” makes it more difficult to detect and mitigate their campaigns. First seen on…
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UNC6692 Hackers Exploit Microsoft Teams to Deploy SNOW Malware
UNC6692 hackers exploit Microsoft Teams with fake IT alerts to deploy SNOW malware, steal credentials, and breach corporate networks in advanced attacks. First seen on hackread.com Jump to article: hackread.com/unc6692-hackers-microsoft-teams-snow-malware/
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Attackers use MS Teams, fake mailbox repair utility to breach organizations
A threat group has penetrated corporate networks by impersonating IT helpdesk staff on Microsoft Teams, tricking employees into downloading malware and surrendering their … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/27/attackers-use-ms-teams-fake-mailbox-repair-utility/
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PhantomCore Exploits TrueConf Vulnerabilities to Breach Russian Networks
A pro-Ukrainian hacktivist group called PhantomCore has been attributed to attacks actively targeting servers running TrueConf video conferencing software in Russia since September 2025.That’s according to a report published by Positive Technologies, which found the threat actors to be leveraging an exploit chain comprising three vulnerabilities to execute commands remotely on susceptible First seen on…
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Agenten auf jeder Ebene absichern – Palo Alto Networks übernimmt Koi Security
Tags: networkFirst seen on security-insider.de Jump to article: www.security-insider.de/palo-alto-networks-uebernimmt-koi-security-a-99a74bbcf7272520a499c21960c3c9d1/
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Attackers Chain CODESYS Vulnerabilities to Backdoor Applications
Nozomi Networks Labs published critical research detailing three new vulnerabilities in the CODESYS Control runtime. When chained together, these security flaws allow an authenticated attacker with low-level privileges to replace a legitimate industrial control application with a backdoored version. Ultimately, this exploit path leads to complete administrative control over the target device and its host…
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Attackers Chain CODESYS Vulnerabilities to Backdoor Applications
Nozomi Networks Labs published critical research detailing three new vulnerabilities in the CODESYS Control runtime. When chained together, these security flaws allow an authenticated attacker with low-level privileges to replace a legitimate industrial control application with a backdoored version. Ultimately, this exploit path leads to complete administrative control over the target device and its host…
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Attackers Chain CODESYS Vulnerabilities to Backdoor Applications
Nozomi Networks Labs published critical research detailing three new vulnerabilities in the CODESYS Control runtime. When chained together, these security flaws allow an authenticated attacker with low-level privileges to replace a legitimate industrial control application with a backdoored version. Ultimately, this exploit path leads to complete administrative control over the target device and its host…
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Cyberangriffe auf Industrie-Steuerungen: Infrastruktur weltweit bedroht
Cato Networks deckt globale Cyberangriffe auf industrielle Steuerungen auf. Das veraltete Modbus-Protokoll ermöglicht Hackern den Zugriff auf kritische Anlagen. First seen on it-daily.net Jump to article: www.it-daily.net/it-sicherheit/cybercrime/cyberangriffe-industrie-weltweit
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TXOne Networks bringt mehr Klarheit in die OT-Sicherheit
Unterm Strich zeigt TXOne Networks mit diesem Update, wohin die Reise in der OT-Sicherheit geht: weg von isolierten Einzellösungen, hin zu integrierten Systemen. First seen on infopoint-security.de Jump to article: www.infopoint-security.de/txone-networks-bringt-mehr-klarheit-in-die-ot-sicherheit/a44773/
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TXOne Networks bringt mehr Klarheit in die OT-Sicherheit
Unterm Strich zeigt TXOne Networks mit diesem Update, wohin die Reise in der OT-Sicherheit geht: weg von isolierten Einzellösungen, hin zu integrierten Systemen. First seen on infopoint-security.de Jump to article: www.infopoint-security.de/txone-networks-bringt-mehr-klarheit-in-die-ot-sicherheit/a44773/
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CISA reports persistent FIRESTARTER backdoor on Cisco ASA device in federal network
CISA said a federal Cisco Firepower ASA device was infected with the FIRESTARTER backdoor in Sept 2025, and it survived security patches. CISA revealed that a U.S. federal civilian agency’s Cisco Firepower device running ASA software was compromised in September 2025 by the FIRESTARTER backdoor. The malware reportedly persisted even after security patches were applied,…
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CISA reports persistent FIRESTARTER backdoor on Cisco ASA device in federal network
CISA said a federal Cisco Firepower ASA device was infected with the FIRESTARTER backdoor in Sept 2025, and it survived security patches. CISA revealed that a U.S. federal civilian agency’s Cisco Firepower device running ASA software was compromised in September 2025 by the FIRESTARTER backdoor. The malware reportedly persisted even after security patches were applied,…
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CISA reports persistent FIRESTARTER backdoor on Cisco ASA device in federal network
CISA said a federal Cisco Firepower ASA device was infected with the FIRESTARTER backdoor in Sept 2025, and it survived security patches. CISA revealed that a U.S. federal civilian agency’s Cisco Firepower device running ASA software was compromised in September 2025 by the FIRESTARTER backdoor. The malware reportedly persisted even after security patches were applied,…
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CISA Hunts for Cisco Backdoor Spotted on Federal Network
‘Firestarter’ Backdoor Can Survive Reboots, Upgrades and Standard Fixes. The Cybersecurity and Infrastructure Security Agency issued an emergency directive warning a newly-discovered Cisco backdoor can survive routine remediation processes, forcing agencies to investigate edge devices that anchor federal firewall and VPN security. First seen on govinfosecurity.com Jump to article: www.govinfosecurity.com/cisa-hunts-for-cisco-backdoor-spotted-on-federal-network-a-31505
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TDL 020 – Why DNS Is Your First Line of Cyber Defense – Chris Buijs
Tags: access, attack, automation, business, cisco, ciso, cloud, container, corporate, country, cyber, cybersecurity, data, ddos, defense, dns, encryption, endpoint, finance, firewall, group, hacker, ibm, infrastructure, Internet, iot, jobs, malicious, microsoft, network, office, phone, programming, router, saas, service, software, startup, strategy, switch, technology, threat, tool, training, update, usa, vulnerability, zero-trustIn Episode 20 of The Defender’s Log, host David Redekop sits down with Amsterdam-based tech veteran Chris Buijs to discuss the often-overlooked backbone of internet security: DNS (Domain Name System). The “Set-it-and-Forget-it” Trap Buijs, who transitioned from an electrician to a network architect, notes that many organizations treat DNS as a “utility” rather than a…
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TDL 020 – Why DNS Is Your First Line of Cyber Defense – Chris Buijs
Tags: access, attack, automation, business, cisco, ciso, cloud, container, corporate, country, cyber, cybersecurity, data, ddos, defense, dns, encryption, endpoint, finance, firewall, group, hacker, ibm, infrastructure, Internet, iot, jobs, malicious, microsoft, network, office, phone, programming, router, saas, service, software, startup, strategy, switch, technology, threat, tool, training, update, usa, vulnerability, zero-trustIn Episode 20 of The Defender’s Log, host David Redekop sits down with Amsterdam-based tech veteran Chris Buijs to discuss the often-overlooked backbone of internet security: DNS (Domain Name System). The “Set-it-and-Forget-it” Trap Buijs, who transitioned from an electrician to a network architect, notes that many organizations treat DNS as a “utility” rather than a…
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Governments on high alert after CISA snuffs out Firestarter backdoor on fed network
Latest in long-running pwning of Cisco kit found in mystery Fed agency First seen on theregister.com Jump to article: www.theregister.com/2026/04/24/government_cni_on_high_alert/
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Compromised everyday devices power Chinese cyber espionage operations
China-linked threat actors have shifted from individually procured infrastructure to large-scale covert networks, botnets built from compromised routers and other edge … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/24/ncsc-china-covert-networks-advisory/
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China-Linked Cyber Actors Turn to Massive Covert Botnets to Evade Detection
A newly issued cybersecurity advisory highlights an evolution in the tactics, techniques and procedures (TTPs) employed by China-Nexus threat actors. The report, released with support from the UK Cyber League and coordinated by the National Cyber Security Centre (NCSC-UK) alongside international partners, sheds light on how Chinese threat actors are relying on large-scale covert networks of compromised…
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China-linked threat actors use consumer device botnets to evade detection, warn UK and partners
UK National Cyber Security Centre (NCSC) warns China-linked hackers use hijacked devices as proxy networks to hide activity and evade detection. UK National Cyber Security Centre (NCSC) and global partners warn that China-linked threat actors now rely on large proxy networks built of hacked consumer devices. Groups control routers, cameras, video recorders, and NAS systems…
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China-Linked Hackers Hide Behind Compromised Routers
Hackers linked to China are increasingly abusing compromised routers and edge devices to build covert networks, enabling stealthy cyber operations that are harder to detect and block. Instead of relying on dedicated servers or purchased hosting, threat actors are now leveraging large-scale botnets made up of hacked small office/home office (SOHO) routers, IoT devices, and…
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Breach Roundup: Myanmar Scam Compound Managers Charged
Also, Europol Cracks DDoS Networks, Mythos Finds Bugs, France Portal Hit. This 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. First seen on…
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China-Backed Hackers Are Industrializing Botnets
China’s state-backed groups are now using covert networks of compromised devices to execute attacks in a low-cost, low-risk, and deniable way. First seen on darkreading.com Jump to article: www.darkreading.com/cyber-risk/china-hackers-industrializing-botnets
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3 practical ways AI threat detection improves enterprise cyber resilience
Legitimate admin activity and malicious behavior often look similar without contextHybrid environments generate fragmented telemetry that rule sets can’t correlateLean teams don’t have time to manually connect the dots across systemsPlatforms like Adlumin MDR apply behavioral models and automated triage to suppress low”‘value alerts and elevate incidents that actually matter. Fewer alerts, better context, and…
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3 practical ways AI threat detection improves enterprise cyber resilience
Legitimate admin activity and malicious behavior often look similar without contextHybrid environments generate fragmented telemetry that rule sets can’t correlateLean teams don’t have time to manually connect the dots across systemsPlatforms like Adlumin MDR apply behavioral models and automated triage to suppress low”‘value alerts and elevate incidents that actually matter. Fewer alerts, better context, and…
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US, UK agencies warn hackers were hiding on Cisco firewalls long after patches were applied
Investigators found the malware, dubbed Firestarter, on a federal agency’s network in a campaign dating back to at least September 2025. First seen on cyberscoop.com Jump to article: cyberscoop.com/cisco-firestarter-malware-cisa-warning/