CISO Series

Cybersecurity Headlines

News EN ↓ 1870 episodes

Daily stories from the world of information security. To delve into any daily story, head to CISOseries.com.

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CISO Series

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News

Podcast website

cisoseries.com

Latest episode

Oct 20, 2026

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Episodes

The Department of Know: Vercel breach, a "Contagious Interview," and ghost breaches 24.04.2026

Link to episode This week's Department of Know is hosted by Rich Stroffolino, with guests Brett Conlon , CISO,  American Century Investments , and  Michael Bickford , former CISO, New York State Gaming Commission.  Missed the live show? Check it out  on YouTube. The Department of Know  is live every Friday at 4:00 p.m. ET. Join us each week by registering for the open discussion at  CISOSeries.com...

Rituals cosmetics breach, FBI iOS flaw fixed, Teams Helpdesk impersonation 24.04.2026

Cosmetics giant Rituals discloses data breach Apple fixes iOS flaw exploited by the FBI Microsoft Teams Helpdesk impersonation Get the show notes here: https://cisoseries.com/cybersecurity-news-rituals-cosmetics-breach-fbi-ios-flaw-fixed-teams-helpdesk-malware-impersonation/ Huge thanks to our sponsor, ThreatLocker ThreatLocker is extending Zero Trust beyond endpoint control. With their recent rel...

New OpenAI cyber product, unauthorized Mythos access, insurers to cap LLMjacking payouts 23.04.2026

OpenAI shares cyber product with government orgs Unauthorized Mythos access, Firebox bugs fixed by Mythos Insurers move to cap LLMjacking cyber payouts Get the show notes here: https://cisoseries.com/cybersecurity-news-new-openai-cyber-product-unauthorized-mythos-access-insurers-to-cap-llmjacking-payouts/ Huge thanks to our sponsor, ThreatLocker ThreatLocker is extending Zero Trust beyond endpoint...

CISA lacks Mythos, Lovable's leak by design, YouTube's deepfake detection 22.04.2026

CISA lacks Mythos access Lovable denies data leak YouTube opens up deepfake detection tool Get the show notes here: https://cisoseries.com/cybersecurity-news-cisa-lacks-mythos-lovables-leak-by-design-youtubes-deepfake-detection/ Huge thanks to our sponsor, ThreatLocker ThreatLocker is extending Zero Trust beyond endpoint control. With their recent releaseof Zero Trust Network Access and Zero Trust...

Vercel breach, ZionSiphon targets water infrastructure, Bluesky DDoS 21.04.2026

Vercel confirms breach, stolen data for sale ZionSiphon targets water infrastructure Bluesky blames outage on DDoS Get the show notes here: https://cisoseries.com/cybersecurity-news-vercel-breach-zionsiphon-targets-water-infrastructure-bluesky-ddos/ Huge thanks to our sponsor, ThreatLocker ThreatLocker is extending Zero Trust beyond endpoint control. With their recent releaseof Zero Trust Network...

London hospital ransomware legacy, PowerOFF takedown, Microsoft RedSun zero-day 20.04.2026

London hospitals continue to suffer from 2024 ransomware attack Four arrested in PowerOFF takedown Microsoft Defender "RedSun" zero-day  Get the show notes here: https://cisoseries.com/cybersecurity-news-london-hospital-ransomware-legacy-poweroff-takedown-microsoft-redsun-zero-day/ Huge thanks to our sponsor, ThreatLocker ThreatLocker is extending Zero Trust beyond endpoint control. With their rec...

The Department of Know: Mythos Mayhem, critical infrastructure targeted, NVD changes 17.04.2026

Link to episode page This week's Department of Know is hosted by Rich Stroffolino, with guests  Andrew Storms , security engineering, Kilo Code, and Eduardo Ortiz-Romeu , VP, global head of cybersecurity, Techtronic Industries.  Missed the live show? Check it out on YouTube . Huge thanks to our sponsor, Conveyor Happy Friday. Hope there isn't a fresh security questionnaire sitting in your inbox ri...

Cisco Webex warning, Splunk's Enterprise fix, Git spoof tricks Claude 17.04.2026

Cisco posts urgent Webex Services warning Splunk issues fixes for Enterprise vulnerability Git identity spoof tricks Claude into approving bad code Get the show notes here: https://cisoseries.com/cybersecurity-news-cisco-webex-warning-splunks-enterprise-fix-git-spoof-tricks-claude/ Huge thanks to our sponsor, Conveyor Happy Friday. Hope there isn't a fresh security questionnaire sitting in your in...

OpenAI's GPT-5.4-Cyber, McGraw Hill blames Salesforce for breach, signed adware disables antivirus 16.04.2026

OpenAI rolls out GPT-5.4-Cyber McGraw Hill breach due to Salesforce misconfig Signed adware operation disables antivirus Get the show notes here: https://cisoseries.com/cybersecurity-news-openais-gpt-5-4-cyber-mcgraw-hill-blames-salesforce-for-breach-signed-adware-disables-antivirus/ Huge thanks to our sponsor, Conveyor At some point, every fast-growing SaaS team hits the same wall. The trust cent...

Ransomware drama, faked Ledger app, Treasury wants Mythos 15.04.2026

Ransomware rivals turn on each other Fake Ledger app drains millions in crypto US Treasury wants access to Mythos Get the show notes here: https://cisoseries.com/cybersecurity-news-ransomware-drama-faked-ledger-app-treasury-wants-mythos/   Huge thanks to our sponsor, Conveyor Your trust center was a great start. But if your team is still manually answering questionnaires and fielding sales questio...

Claude Mythos Preview's capabilities, Anodot breached companies face extortion, wolfSSL flaw enables forged certificates 14.04.2026

Claude Mythos Preview's cyber capabilities Anodot hack leaves breached companies facing extortion wolfSSL library flaw enables forged certificate use Get the show notes here: https://cisoseries.com/cybersecurity-news-claude-mythos-previews-capabilities-anodot-breached-companies-face-extortion-wolfssl-flaw-enables-forged-certificates/ Huge thanks to our sponsor, Conveyor Three tools to manage custo...

The Department of Know is Moving to Fridays 13.04.2026

A quick announcement: we're moving our Department of Know livestream to Fridays at 4pm ET/1 pm PT. The format will remain the same. We hope to see you there.

Adobe patches zero-day, Marimo flaw exploited, Venice flood threat 13.04.2026

Adobe patches months-old Reader zero-day Critical Marimo flaw now under active exploitation Hackers claim control over Venice anti-flood pumps Get the show notes here: https://cisoseries.com/cybersecurity-news-adobe-patches-zero-day-marimo-flaw-exploited-venice-flood-threat/ Huge thanks to our sponsor, Conveyor Still manually filling out security questionnaires even though you have a trust center?...

Android API exposure, Acrobat Reader zero-day, Bitcoin Depot cyberattack 10.04.2026

Google API keys in Android apps expose Gemini endpoints Acrobat Reader zero-day flaw exploited since December Cryptocurrency ATM company Bitcoin Depot reports cyberattack Check out our show notes here: https://cisoseries.com/cybersecurity-news-android-api-exposure-acrobat-reader-zero-day-bitcoin-depot-cyberattack/ Huge thanks to our episode sponsor, Vanta Risk and regulation ramping up—and custome...

ChipSoft popped, APT28 updates, CIA cyber espionage elevation 09.04.2026

Ransomware knocks Dutch healthcare vendor offline APT28 is keeping busy  CIA quietly elevated its cyber espionage division Check out our show notes here: https://cisoseries.com/cybersecurity-news-chipsoft-popped-apt28-updates-cia-cyber-espionage-elevation/   Huge thanks to our episode sponsor, Vanta Risk and regulation ramping up—and customers expect proof of security just to do business. Vanta's...

Anthropic's Project Glasswing, CISA funding in doubt, routers hijacked for passwords 08.04.2026

Anthropic announces Project Glasswing U.S. seeks to slash CISA funding Russia-linked hackers hijack routers for passwords Check out our show notes here: https://cisoseries.com/cybersecurity-news-anthropics-project-glasswing-cisa-funding-in-doubt-routers-hijacked-for-passwords/ Huge thanks to our episode sponsor, Vanta Risk and regulation ramping up—and customers expect proof of security just to do...

Drift blames exploit on North Korea, GitHub attacks target South Korea, Die Linke breach threatens data leak 07.04.2026

Drift says exploit was North Korean intelligence operation GitHub used in multi-stage attacks targeting South Korea Data leak threatened after Die Linke attack Check out our show notes here: https://cisoseries.com/cybersecurity-news-drift-blames-exploit-on-north-korea-github-attacks-target-south-korea-die-linke-breach-threatens-data-leak/ Huge thanks to our episode sponsor, Vanta Risk and regulati...

Department of Know: Axios malware, TeamPCP campaign, New Storm infostealer 06.04.2026

Link to  episode page This week's Department of Know is hosted by Sarah Lane, with guests Jack Kufahl,  CISO,  Michigan Medicine , and  Adam Palmer , CISO,  First Hawaiian Bank . Missed the live show? Check it out  on YouTube . Huge thanks to our sponsor, Vanta Risk and regulation ramping up—and customers expect proof of security just to do business. Vanta's automation brings compliance, risk, and...

Malicious npm packages, CISA budget cuts, hackers exploit React2Shell 06.04.2026

36 Malicious npm packages exploited to deploy persistent implants Hundreds of millions to be cut from CISA in proposed budget Hackers exploit React2Shell in automated credential theft campaign Check out our show notes here: https://cisoseries.com/cybersecurity-news-malicious-npm-packages-cisa-budget-cuts-hackers-exploit-react2shell/ Huge thanks to our episode sponsor, Vanta Risk and regulation ram...

Texas hospital breach, CISA orders NetScaler patch, ISO file RAT warning 03.04.2026

250,000 affected by data Breach at Texas hospital CISA says, "patch Citrix NetScaler bug by Thursday" Researchers uncover mining operation using ISO lures  Get the show notes here: https://cisoseries.com/cybersecurity-news-texas-hospital-breach-cisa-orders-netscaler-patch-iso-file-rat-warning/ Huge thanks to our sponsor, ThreatLocker Security controls fail when they break the business. Successful...

New iOS patches over DarkSword, FBI: surveillance hack is major incident, Cisco code stolen in Trivy-linked breach 02.04.2026

Apple pushes new patches over DarkSword FBI: US surveillance hack is major incident Cisco code stolen in Trivy-linked breach Get the show notes here: https://cisoseries.com/cybersecurity-news-apple-pushes-new-patches-over-darksword-fbi-us-surveillance-hack-is-major-incident-cisco-code-stolen-in-trivy-linked-breach/ Huge thanks to our sponsor, ThreatLocker Detection-based security assumes you'll ca...

Axios poisoned, TeamPCP details, Claude Code leaked 01.04.2026

HTTP client introduces malicious dependency TeamPCP testing the open source supply chain Claude source code leaked Get the show notes here: https://cisoseries.com/cybersecurity-news-axios-poisoned-teampcp-details-claude-code-leaked/ Huge thanks to our sponsor, ThreatLocker Least privilege isn't about distrusting users — it's about limiting blast radius. Many attacks succeed because malware inherit...

macOS Terminal ClickFix attacks, Russian court sentences 'Flint', CareCloud probes data breach 31.03.2026

macOS Terminal gets ClickFix attacks Russian court sentences 'Flint' over card fraud CareCloud probes data breach Get the show notes here: https://cisoseries.com/cybersecurity-news-macos-terminal-clickfix-attacks-russian-court-sentences-flint-carecloud-probes-data-breach/ Huge thanks to our sponsor, ThreatLocker Ransomware doesn't need to be sophisticated if it's allowed to execute. A growing numb...

Department of Know: Gemini scours dark web, NSA worries about cybersecurity, APIs run loose 30.03.2026

Link to episode page This week's Department of Know is hosted by  Rich Stroffolino with guests Dennis Pickett , vp, CISO, RTI International , and Jacob Combs , CISO, Tandem Diabetes Care Thanks to our show sponsor, ThreatLocker Many security strategies still assume everything is allowed until proven malicious. Attackers understand that model well. That's why more organizations are rethinking endpo...

FBI email theft, Lloyds Bank glitch, API keys running loose 30.03.2026

FBI confirms theft of director's personal emails Lloyds customer data exposed in IT glitch Hundreds of valid API keys discovered on the Web  Get the show notes here: https://cisoseries.com/cybersecurity-news-fbi-email-theft-lloyds-bank-glitch-api-keys-running-loose/ Huge thanks to our sponsor, ThreatLocker Most breaches don't start with a zero-day — they start because something unexpected was allo...

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