Tag: switch
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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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How AI is transforming threat detection
Tags: ai, attack, automation, best-practice, business, ceo, cisa, cve, cyber, data, detection, email, endpoint, framework, google, governance, group, incident response, intelligence, international, jobs, kev, malware, network, nist, organized, phishing, risk, skills, soc, switch, technology, threat, toolReducing alert fatigue: In alert triage, AI agents are reducing alert fatigue by clustering alert patterns and enabling risk-based prioritization, adds Dipto Chakravarty, chief product and technology officer at Black Duck.For example, natural language processing agents can summarize threat alerts at scale and correlate them with threat intel feeds such as CVE.org and the CISA KEV Catalog,…
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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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When the Kill Switch Is Already Installed
At some point in the last fortnight, a security team at Stryker Corporation watched data disappear from over 200,000 devices across 79 countries at once. Not because an attacker found a gap in the perimeter. Because someone who had gotten admin access to the company’s device management platform pressed a button. The entire attack ran……
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Iran”‘linked PLC attacks cause real”‘world disruption at critical US infra sites
Tags: access, advisory, apt, attack, automation, ciso, control, cyber, group, healthcare, infrastructure, iran, switch, threatA recurring Iranian playbook: The advisory linked the current campaign to a pattern of Iranian state-affiliated targeting of US industrial control systems. The authoring agencies have previously reported similar activity by CyberAv3ngers, affiliated with Iran’s Islamic Revolutionary Guard Corps Cyber Electronic Command, which compromised at least 75 Unitronics PLC devices across water, wastewater, and other…
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Supply chain security is now a board-level issue: Here’s what CSOs need to know
Tags: access, android, attack, automation, best-practice, compliance, cybersecurity, edr, encryption, firewall, firmware, flaw, infrastructure, linux, mitigation, regulation, risk, sbom, software, supply-chain, switch, threat, tool, update, vulnerability, windows, zero-dayThe hidden complexity that drowns security teams: SBOMs are no longer used solely to track software licensing; they are key to managing supply chain security as they enable the identification and tracking of vulnerabilities across ecosystems.Finding a problem is just the start, you need to determine if the vulnerability affects your implementation. For example, if…
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Samsung to Shut Down Its Messaging App, Switch to Google Messages in July
Samsung will discontinue its Messages app in July 2026, pushing users to Google Messages with RCS, AI, and security upgrades. The post Samsung to Shut Down Its Messaging App, Switch to Google Messages in July appeared first on TechRepublic. First seen on techrepublic.com Jump to article: www.techrepublic.com/article/news-samsung-messages-app-shutdown-google-switch/
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Escaping the COTS trap
IAMGRCIGAThreat detection platformMost enterprises like them because:They already “work.”They deploy easily and quickly.Reduced long-term expenditure as promised by vendors.At a glance, these benefits are compelling. The challenges arise when the software becomes more than a tool and starts shaping the architecture itself. Emerging dynamics: AI and the next wave of lock-in: Artificial intelligence represents both…
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Traffic violation scams switch to QR codes in new phishing texts
Scammers are sending fake “Notice of Default” traffic violation text messages impersonating state courts across the U.S., pressuring recipients to scan a QR code that leads to a phishing site demanding a $6.99 payment while stealing personal and financial information. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/traffic-violation-scams-switch-to-qr-codes-in-new-phishing-texts/
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Anthropic Leaks 512,000 Lines of Claude AI Code in Major Blunder
Human error exposed 512,000+ lines of Anthropic Claude AI Code, revealing KAIROS and Capybara secrets, pushing users to switch to the Native Installer. First seen on hackread.com Jump to article: hackread.com/anthropic-leaks-claude-ai-code-blunder/
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Mutation testing for the agentic era
Tags: ai, api, authentication, blockchain, framework, guide, metric, open-source, risk, rust, skills, software, switch, tool, vulnerabilityCode coverage is one of the most dangerous quality metrics in software testing. Many developers fail to realize that code coverage lies by omission: it measures execution, not verification. Test suites with high coverage can obfuscate the fact that critical functionality is untested as software develops over time. We saw this when mutation testing uncovered…
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Claude Mythos and the Cybersecurity Risk That Was Already Here
<div cla On March 26, Anthropic confirmed the existence of Claude Mythos, an unreleased AI model described internally as “a step change” in capabilities, after a data leak exposed approximately 3,000 unpublished assets in a publicly searchable, unencrypted data store (Fortune, March 26, 2026). The leak was not a sophisticated intrusion. A toggle switch in…
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Chained vulnerabilities in Cisco Catalyst switches could induce denialservice
Vulnerable products and fixes: Cisco has addressed all four CVEs in its March 25 semiannual Cisco IOS and IOS XE Software Security Advisory. Although none of the individual CVSS scores are high (ranging from 4.8 for CVE-2026-20112 to 6.5 for CVE-2026-20110) the danger is amplified by the way the first two can be chained.Cisco’s Software…
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TDL 018 – How To Think, Not What To Think – Mitch Prior
Tags: access, ai, apple, attack, backup, blockchain, business, cctv, china, ciso, cloud, computer, conference, control, credentials, cvss, cyber, cybersecurity, data, defense, detection, exploit, finance, firmware, google, infrastructure, intelligence, Internet, iot, jobs, law, mail, malware, military, network, phone, privacy, resilience, risk, router, software, strategy, switch, technology, threat, tool, vulnerability, wifi, zero-trustThe Human Algorithm in a Zero-Trust World In the latest episode of The Defender’s Log, host David Redekop sits down with cybersecurity expert Mitch Prior to discuss the intersection of high-tech security and human intuition. From their first meeting in 2018″, the early days of Zero Trust”, the duo explores why the “why” behind technical…
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The multi-billion dollar mistake: Why cloud misconfigurations are your biggest security threat
Most cloud setup errors, 8 out of 10, happen because people slip up, not because code fails.One out of three cloud setups sits empty, ignored by any oversight. A third of online storage spaces get zero attention from monitors.Almost one out of every two hundred storage units on Amazon’s cloud sits open, per a 2024…
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The multi-billion dollar mistake: Why cloud misconfigurations are your biggest security threat
Most cloud setup errors, 8 out of 10, happen because people slip up, not because code fails.One out of three cloud setups sits empty, ignored by any oversight. A third of online storage spaces get zero attention from monitors.Almost one out of every two hundred storage units on Amazon’s cloud sits open, per a 2024…
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Critical flaw in HPE Aruba CX switches lets attackers seize admin control without credentials
Tags: access, advisory, cisa, control, credentials, data, endpoint, exploit, firewall, flaw, infrastructure, kev, remote-code-execution, software, switch, update, vulnerabilityExposure spans campus to data center switching: The vulnerabilities affect AOS-CX software across four active version branches, spanning entry-level campus switches to data center-class hardware. Versions that reached the end of support before the advisory’s publication are also expected to be vulnerable, the advisory said. Organizations running AOS-CX 10.17.0001 and below, 10.16.1020 and below, 10.13.1160…
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Cyberattack Forces Polish Hospital Revert to Paper-Based Operations
The Independent Public Regional Hospital in the western Polish city of Szczecin has been compelled to switch back to a paper-based workflow after suffering a cyberattack over the weekend. Hospital authorities confirmed that the incident, which struck the facility’s IT system on the night of March 7-8, 2026, has temporarily disrupted digital operations, though patients’…
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TDL – Defense Before Offense: Leadership, Risk, and the Cost of Bad Decisions – Steven Elliott
From the Battlefield to the Boardroom: Lessons in Defense In the latest episode of The Defender’s Log, host David Redekop sits down with Steven Elliott, CFO of Adam Networks, to explore the surprising parallels between military operations, financial management, and cybersecurity. A Journey of Unpredictable Paths Elliott’s background is anything but linear. From a small…
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Shadow AI vs Managed AI: What’s the Difference? FireTail Blog
Tags: access, ai, api, attack, breach, chatgpt, ciso, cloud, computer, control, credentials, credit-card, data, data-breach, framework, google, injection, intelligence, Internet, law, LLM, malicious, mitre, monitoring, network, password, phishing, phone, risk, software, switch, threat, tool, training, vulnerabilityMar 04, 2026 – – Quick Facts: Shadow AI vs. Managed AIShadow AI is a visibility gap: It refers to any AI tool used by employees that the IT department doesn’t know about. Most companies have 10x more AI tools in use than they realize.Managed AI is a “Paved Path”: It uses approved, secure versions…
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The Definitive Guide to Migrating from Cortex XSOAR to the Autonomous SOC
Enterprise SOC teams at Big Four firms, global financial institutions, and elite MSSPs are leaving Cortex XSOAR for D3 Morpheus. This guide covers why organizations are making the switch, how the platforms compare capability-by-capability, and what a migration looks like in practice. First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/03/the-definitive-guide-to-migrating-from-cortex-xsoar-to-the-autonomous-soc/
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Ransomware groups switch to stealthy attacks and long-term access
Tags: access, application-security, attack, ciso, control, crime, cyber, cybercrime, cybersecurity, data, detection, encryption, endpoint, exploit, extortion, group, identity, intelligence, monitoring, organized, ransomware, service, software, strategy, supply-chain, switch, theft, threat, tool, vulnerability38% drop in encryption over the past 12 months as more cybercriminals turn to silently exfiltrating data for extortion as their main stock in trade.Picus’ suggestion that the volume of ransomware attacks is dropping is disputed by other experts.Tony Anscombe, chief security evangelist at endpoint security vendor Eset, offered a contrasting perspective.”In the recent Eset…
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Wormable XMRig campaign leverages BYOVD and timed kill switch for stealth
A wormable cryptojacking campaign spreads via pirated software, using BYOVD and a time-based logic bomb to deploy a custom XMRig miner. Researchers uncovered a wormable cryptojacking campaign that spreads through pirated software bundles to deploy a custom XMRig miner. The attack uses a BYOVD exploit and a time-based logic bomb to evade detection and maximize…
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PayPal launches latest struggle to get rid of SMS for MFA
Tags: authentication, ceo, ciso, communications, compliance, cybersecurity, email, finance, fraud, government, group, login, mfa, mobile, nfc, passkey, password, phishing, risk, service, strategy, switch, updateMuddled effort, mixed messages Flavio Villanustre, CISO for the LexisNexis Risk Solutions Group, says he’s “always found it odd” that PayPal still supports SMS as its primary secondary authentication factor.”Everyone in financial services and government has abandoned it for not being sufficiently secure and are moving to even phishing-resistant authentication, such as passkeys, Yubikeys,” he…
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KVM-Switch für sicheren Fernzugriff in Unternehmens- und Edge-Rechenzentren
Tags: switchVertiv stellt den <<Vertiv Avocent MergePoint Unity 2" vor, eine KVM-Switch-Plattform der nächsten Generation für die sichere, zentralisierte Verwaltung von IT-Geräten in Unternehmensrechenzentren, verteilten Edge-Standorten und Zweigstellenumgebungen. Der Switch wurde entwickelt, um Betreibern dabei zu helfen, den täglichen Betrieb zu vereinfachen, schnell auf Probleme zu reagieren und die Systemverfügbarkeit aufrechtzuerhalten. Er ermöglicht die Ferndiagnose, -konfiguration…
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Smashing Security podcast #455: Face off: Meta’s Glasses and America’s internet kill switch
Could America turn off Europe’s internet? First seen on grahamcluley.com Jump to article: grahamcluley.com/smashing-security-podcast-455/