Tag: dns
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Unplug your way to better code
Cybersecurity concepts, logs, packets, DNS exfiltration, and more, are usually intangible, and its practitioners are prone to mental fatigue, Amy takes a second to yell at you to go touch grass. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/unplug-your-way-to-better-code/
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ThreatsDay Bulletin: Edge Plaintext Passwords, ICS 0-Days, Patch-or-Die Alerts and 25+ New Stories
Bad week.Turns out the easiest way to get hacked in 2026 is still the same old garbage: shady packages, fake apps, forgotten DNS junk, scam ads, and stolen logins getting dumped into Discord channels like it’s normal. Some of these attack chains don’t even feel sophisticated anymore. More like some tired guy with a Telegram…
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The Winter Games effect: When gold meets DDoS
Tags: attack, botnet, cctv, ddos, defense, detection, dns, government, group, infrastructure, international, Internet, iot, jobs, lockbit, network, penetration-testing, ransomware, router, service, strategy, threat, windowsAttack volumes 610x historical levels during the Winter Games period (February 623, 2026)Peak attack count reached more than 2,200 attacks on February 23NoName057(16) dominated public DDoS hacktivist claims with 47, although ransomware groups (Qilin, LockBit 5.0) also claimed success in various attacksTactical shift from pre-Winter Games high-bandwidth attacks (412.89Gbps peak) to Winter Games-period high-throughput attacksGeographic…
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Fehlerhafte Signatur: Viele .de-Domains durch DNSSEC-Panne lahmgelegt
Tags: dnsEine DNS-Störung hat in der vergangenen Nacht viele teils stark besuchte .de-Domains beeinträchtigt. Der Fehler lag wohl bei der Denic. First seen on golem.de Jump to article: www.golem.de/news/fehlerhafte-signatur-viele-de-domains-durch-dnssec-panne-lahmgelegt-2605-208352.html
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.de-Domains nicht erreichbar Update 3 Probleme bei der DENIC legten deutsche Internetseiten lahm
Höchstwahrscheinlich Probleme bei der DENIC legen zur Stunde deutsche Internet-Domains (.de) lahm. Nur DNS-Auflösungen im Cache helfen. First seen on computerbase.de Jump to article: www.computerbase.de/news/internet/de-domains-nicht-erreichbar-probleme-bei-der-denic-legen-deutsche-internetseiten-lahm.97210
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.de-Domains nicht erreichbar Update 2 Probleme bei der DENIC legen deutsche Internetseiten lahm
Höchstwahrscheinlich Probleme bei der DENIC legen zur Stunde deutsche Internet-Domains (.de) lahm. Nur DNS-Auflösungen im Cache helfen. First seen on computerbase.de Jump to article: www.computerbase.de/news/internet/de-domains-nicht-erreichbar-probleme-bei-der-denic-legen-deutsche-internetseiten-lahm.97210
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Multiple Exim Mail Server Vulnerabilities Could Trigger Crashes via Malicious DNS Data
The developers of the Exim mail server have officially rolled out version 4.99.2 to address four newly discovered security vulnerabilities. This critical update patches multiple software flaws that could allow attackers to crash server connections, corrupt memory heaps, or potentially leak sensitive system data. Mail server administrators are strongly advised to apply these fixes immediately…
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Open-source IPFire DNS Firewall blocks malware and phishing at the resolver
The IPFire project shipped Core Update 201 for its 2.29 release line, bringing DNS-layer domain blocking into the open-source firewall distribution. The update replaces two … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/28/open-source-ipfire-dns-firewall/
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Open-source IPFire DNS Firewall blocks malware and phishing at the resolver
The IPFire project shipped Core Update 201 for its 2.29 release line, bringing DNS-layer domain blocking into the open-source firewall distribution. The update replaces two … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/28/open-source-ipfire-dns-firewall/
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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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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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Global S3: Another C2 Channel for AgentCore Code Interpreters
Introduction Building on recent research identifying DNS-based exfiltration risks in Sandbox mode AgentCore Code Interpreters, I identified global S3 access as another Command & Control channel for sandboxed code interpreters. Unlike DNS-based exfiltration, which has since been fully mitigated, S3 access is a useful and fully-documented feature of AgentCore code interpreters that nevertheless creates a……
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Mustang Panda’s New LOTUSLITE Variant Targets India Banks, South Korea Policy Circles
Cybersecurity researchers have discovered a new variant of a known malware called LOTUSLITE that’s distributed via a theme related to India’s banking sector.”The backdoor communicates with a dynamic DNS-based command-and-control server over HTTPS and supports remote shell access, file operations, and session management, indicating a continued espionage-focused capability set rather than First seen on thehackernews.com…
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What is DANE? DNS-Based Authentication of Named Entities Explained (2026)
DANE (DNS-Based Authentication of Named Entities) uses DNSSEC and TLSA records to secure TLS certificates and prevent man-in-the-middle attacks on email and the web. Here’s how it works. First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/04/what-is-dane-dns-based-authentication-of-named-entities-explained-2026/
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SPF Governance in Enterprise Environments
See how enterprises can improve SPF governance with clearer ownership, structured DNS change processes, and better cross-team alignment. First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/04/spf-governance-in-enterprise-environments/
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Google Adds Rust-Based DNS Parser into Pixel 10 Modem to Enhance Security
Google has announced the integration of a Rust-based Domain Name System (DNS) parser into the modem firmware as part of its ongoing efforts to beef up the security of Pixel devices and push memory-safe code at a more foundational level.”The new Rust-based DNS parser significantly reduces our security risk by mitigating an entire class of…
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TDL 019 – The Psychology Behind a Cyber Breach and the Leaders Who Survive It – Nim Nadarajah
Tags: access, ai, apple, automation, breach, business, cctv, ceo, cio, ciso, cloud, computing, conference, control, corporate, crowdstrike, cve, cyber, cyberattack, cybersecurity, data, dns, edr, email, finance, firewall, governance, group, healthcare, incident, incident response, infrastructure, injection, insurance, Internet, jobs, law, LLM, metric, microsoft, msp, network, office, powershell, privacy, programming, psychology, risk, saas, service, siem, soar, soc, software, startup, strategy, supply-chain, switch, technology, threat, tool, training, usa, vulnerability, windows, zero-trustLeading Through the Cyber Abyss In Episode 019 of The Defender’s Log, host David Redekop sits down with Nim Nadarajah, CISO and Managing Partner of Critical Matrix, to explore the evolving landscape of cybersecurity leadership. From the “annual pilgrimage” of RSAC 2026 to the front lines of incident response, the conversation shifts from technical bits…
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TDL 019 – The Psychology Behind a Cyber Breach and the Leaders Who Survive It – Nim Nadarajah
Tags: access, ai, apple, automation, breach, business, cctv, ceo, cio, ciso, cloud, computing, conference, control, corporate, crowdstrike, cve, cyber, cyberattack, cybersecurity, data, dns, edr, email, finance, firewall, governance, group, healthcare, incident, incident response, infrastructure, injection, insurance, Internet, jobs, law, LLM, metric, microsoft, msp, network, office, powershell, privacy, programming, psychology, risk, saas, service, siem, soar, soc, software, startup, strategy, supply-chain, switch, technology, threat, tool, training, usa, vulnerability, windows, zero-trustLeading Through the Cyber Abyss In Episode 019 of The Defender’s Log, host David Redekop sits down with Nim Nadarajah, CISO and Managing Partner of Critical Matrix, to explore the evolving landscape of cybersecurity leadership. From the “annual pilgrimage” of RSAC 2026 to the front lines of incident response, the conversation shifts from technical bits…
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What to Know About CyberAv3ngers: The IRGC-Linked Group Targeting Critical Infrastructure
Tags: access, advisory, ai, attack, authentication, automation, backup, cctv, chatgpt, cisa, communications, compliance, control, credentials, crypto, cve, cyber, cybersecurity, data, data-breach, defense, detection, dns, email, exploit, finance, firewall, flaw, government, group, healthcare, infrastructure, intelligence, international, Internet, iot, iran, kev, leak, linux, malicious, malware, mitigation, mitre, monitoring, network, office, openai, password, radius, resilience, risk, router, service, siem, software, strategy, switch, technology, threat, tool, update, vpn, vulnerability, vulnerability-managementAn Iran-affiliated threat group has evolved from defacing water utility displays to deploying custom ICS malware and exploiting Rockwell Automation PLCs across multiple U.S. critical infrastructure sectors. Key takeaways: CyberAv3ngers is a state-directed threat group operating under Iran’s IRGC Cyber-Electronic Command. The U.S. Treasury sanctioned six named officials in February 2024 and the State Department…
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Russian Hackers Exploit SOHO Routers for DNS Hijacking Campaign
The rise of SOHO router compromise campaigns has exposed a critical weakness in global network security, particularly as threat actors like Forest Blizzard continue to exploit poorly secured home and small-office devices. First seen on thecyberexpress.com Jump to article: thecyberexpress.com/soho-router-compromise-forest-blizzard/
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Russian Hackers Exploit SOHO Routers for DNS Hijacking Campaign
The rise of SOHO router compromise campaigns has exposed a critical weakness in global network security, particularly as threat actors like Forest Blizzard continue to exploit poorly secured home and small-office devices. First seen on thecyberexpress.com Jump to article: thecyberexpress.com/soho-router-compromise-forest-blizzard/
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Russian Hackers Exploit SOHO Routers for DNS Hijacking Campaign
The rise of SOHO router compromise campaigns has exposed a critical weakness in global network security, particularly as threat actors like Forest Blizzard continue to exploit poorly secured home and small-office devices. First seen on thecyberexpress.com Jump to article: thecyberexpress.com/soho-router-compromise-forest-blizzard/
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Russia’s Forest Blizzard Nabs Rafts of Logins Via SOHO Routers
Heard of fileless malware? How about malwareless cyber espionage? Russia’s APT28 is spying on global organizations by modifying just one DNS setting in vulnerable routers. First seen on darkreading.com Jump to article: www.darkreading.com/threat-intelligence/russia-forest-blizzard-logins-soho-routers
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How botnet-driven DDoS attacks evolved in 2H 2025
Tags: ai, attack, botnet, dark-web, ddos, defense, dns, finance, government, group, infrastructure, intelligence, international, Internet, iot, jobs, law, LLM, mitigation, network, resilience, risk, service, strategy, tactics, threat, tool, usa, vulnerabilityMassive attack capacity: Demonstration attacks peaked at 30Tbps and 4 gigapackets per second, primarily launched by Internet of Things (IoT) botnets such as Aisuru and TurboMirai variants.AI integration: The use of AI, including dark-web large language models (LLMs), moved from emerging trend to operational reality, making sophisticated attacks accessible to a wider range of threat actors.Persistent threat…
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Operation Masquerade: FBI Disrupts Russian Router Hacking Campaign
Operation Masquerade: The FBI and DoJ disrupted a Russian GRU campaign that hijacked routers via DNS attacks to spy on users and steal credentials. First seen on hackread.com Jump to article: hackread.com/operation-masquerade-fbi-russia-router-hacking/
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Russian hacking group targets home and small office routers to spy on users
The FBI, NCSC, and Microsoft warn of an ongoing Russian campaign hijacking DNS settings on home and small office routers to spy on users. First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/04/russian-hacking-group-targets-home-and-small-office-routers-to-spy-on-users/
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Russian Forest Blizzard Hackers Hijack Home Routers for Global Spying
Microsoft Threat Intelligence reveals how Russian hacking group Forest Blizzard uses home routers for DNS hijacking and spying. First seen on hackread.com Jump to article: hackread.com/russian-forest-blizzard-hackers-hijack-home-routers/
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Forest Blizzard leverages router compromises to launch AiTM attacks, target Outlook sessions
Invisible path to enterprise systems: This attack poses a serious risk to enterprises because, instead of beginning at the corporate perimeter, it starts from employee environments that are often less secure. Threat actors target vulnerable home or small office routers, which often have weak default passwords or unpatched software.The shift to remote work has dramatically…