The Cybersecurity Defenders Podcast

LimaCharlie
  • 5.0 (24)
  • TECHNOLOGY
  • UPDATED WEEKLY
The Cybersecurity Defenders Podcast

An accessible but technical podcast about cybersecurity and the people who keep the internet safe. The podcast is built as a series of segments: we will be looking back at the last couple of weeks in cybersecurity news, talking to different people in the industry about areas of their expertise, we're going to break apart some of the TTPs being used by adversaries, and we will even cover a little bit of hacker history.

  1. #230 - Defender Fridays: Cyberphysical protection for high value assets with Lennart Koopman, Founder of

    1D AGO

    #230 - Defender Fridays: Cyberphysical protection for high value assets with Lennart Koopman, Founder of

    Join us every Friday as we delve into the dynamic world of information security, exploring its defensive side with seasoned professionals from across the industry. Our aim is simple yet ambitious: to foster a collaborative space where ideas flow freely, experiences are shared, and knowledge expands.

    31 min
  2. #229 - Intel Chat: IntelBroker, Hunters International, Brazilian insider, Ruckus Networks & Patch Tuesday

    1D AGO

    #229 - Intel Chat: IntelBroker, Hunters International, Brazilian insider, Ruckus Networks & Patch Tuesday

    In this episode of The Cybersecurity Defenders Podcast, we discuss some intel being shared in the LimaCharlie community. Kai West, a 25-year-old British national, has been indicted by the U.S. Attorney’s Office for the Southern District of New York for allegedly operating under the online alias “IntelBroker.” Hunters International, a ransomware group that surfaced in 2023 and is believed to have originated from the now-defunct Hive ransomware operation, has announced it is ceasing all activity.Hackers in Brazil managed to steal nearly $140 million USD from six banks by exploiting insider access at a financial technology firm called C&M, which provides connectivity services to financial institutions and the Brazilian Central Bank. Several critical vulnerabilities in Ruckus Networks' management products remain unpatched, leaving large-scale WiFi environments at risk of complete compromise.Microsoft has released security updates addressing 130 vulnerabilities across its product line as part of its July 2025 Patch Tuesday.

    36 min
  3. #228 - Defender Fridays: Building detection and response processes that scale with Ryan Cox, Senior Security Engineer at Revinate

    JUL 11

    #228 - Defender Fridays: Building detection and response processes that scale with Ryan Cox, Senior Security Engineer at Revinate

    Join us every Friday as we delve into the dynamic world of information security, exploring its defensive side with seasoned professionals from across the industry. Our aim is simple yet ambitious: to foster a collaborative space where ideas flow freely, experiences are shared, and knowledge expands. Each week, we bring you a different expert guest who will share their invaluable insights on topics ranging from threat hunting and incident response to security operations and detection engineering. What makes these sessions special is their informal and interactive nature, allowing for an engaging dialogue between our guests, hosts, and the audience. You can sign up to join us for the live sessions at limacharlie.io/defender-fridays

    29 min
  4. #227 - Intel Chat: Sudo, browser vulns, Medusa & Cloudflare blocks AI

    JUL 8

    #227 - Intel Chat: Sudo, browser vulns, Medusa & Cloudflare blocks AI

    In this episode of The Cybersecurity Defenders Podcast, we discuss some intel being shared in the LimaCharlie community. Two critical local privilege escalation vulnerabilities in the Sudo utility—CVE-2025-32462 and CVE-2025-32463—have been disclosed by the Stratascale Cyber Research Unit.Google Chrome and Mozilla Firefox are both facing distinct, serious threats this week—Chrome from a zero-day vulnerability under active exploitation and Firefox from a campaign of malicious browser extensions targeting cryptocurrency users.The Medusa ransomware group, active since late 2021, has maintained a consistent and aggressive operational tempo into 2025. Cloudflare has rolled out a significant change to how websites handle AI crawlers, positioning itself as the first internet infrastructure provider to block AI-driven scraping by default.

    32 min
  5. #226 - Intel Chat: Thai takedown, Salt Typhoon, Iran & BlueNoroff

    JUL 1

    #226 - Intel Chat: Thai takedown, Salt Typhoon, Iran & BlueNoroff

    In this episode of The Cybersecurity Defenders Podcast, we discuss some intel being shared in the LimaCharlie community. Thai police conducted a major raid on the Antai Holiday Hotel in central Pattaya late on Monday night, June 16th, uncovering a joint operation involving both ransomware distribution and illegal gambling.Canada’s national cybersecurity agency has confirmed that a Chinese state-sponsored group known as Salt Typhoon successfully targeted a Canadian telecommunications company earlier this year, exploiting a Cisco vulnerability.The Department of Homeland Security (DHS) has issued a National Terrorism Advisory System bulletin warning of an elevated risk of cyberattacks and potentially violent extremism in response to escalating geopolitical tensions between the U.S. and Iran.Security researchers have confirmed that recent social engineering campaigns exploiting Zoom are the work of BlueNoroff, a North Korean state-sponsored APT group known for targeting financial entities, particularly in the cryptocurrency and online gambling sectors.

    27 min
  6. #225 - Defender Fridays: EDR, DFIR & endpoint triage with Brian Carrier, CEO of Sleauth Kit Labs

    JUN 27

    #225 - Defender Fridays: EDR, DFIR & endpoint triage with Brian Carrier, CEO of Sleauth Kit Labs

    Join us every Friday as we delve into the dynamic world of information security, exploring its defensive side with seasoned professionals from across the industry. Our aim is simple yet ambitious: to foster a collaborative space where ideas flow freely, experiences are shared, and knowledge expands. Each week, we bring you a different expert guest who will share their invaluable insights on topics ranging from threat hunting and incident response to security operations and detection engineering. What makes these sessions special is their informal and interactive nature, allowing for an engaging dialogue between our guests, hosts, and the audience. You can sign up to join us for the live sessions at limacharlie.io/defender-fridays

    31 min
  7. #224 - Intel Chat: OtterCookie, Flodrix, Water Curse & Scattered Spider

    JUN 24

    #224 - Intel Chat: OtterCookie, Flodrix, Water Curse & Scattered Spider

    In this episode of The Cybersecurity Defenders Podcast, we discuss some intel being shared in the LimaCharlie community. A new malware strain known as OtterCookie, developed by the North Korean APT group Lazarus, has been dissected in a detailed technical analysis by offensive security expert Mauro Eldritch. Attackers are currently exploiting a critical vulnerability in the Langflow platform — an open-source Python-based web app used to build AI workflows and agents — to deliver a new botnet called Flodrix.A new campaign from an emerging threat group named Water Curse is targeting the software supply chain by leveraging GitHub repositories that masquerade as legitimate security tools. The threat actor known as Scattered Spider, also tracked as UNC3944 by Google and Mandiant, has apparently shifted its operational focus from the retail sector to the US insurance industry, according to a new alert from Google’s Threat Intelligence Group.

    32 min
  8. #223 - Defender Fridays: Maintaining the human touch in security operations with Hayden Covington, SOC SecOps Lead at BHIS

    JUN 20

    #223 - Defender Fridays: Maintaining the human touch in security operations with Hayden Covington, SOC SecOps Lead at BHIS

    Join us every Friday as we delve into the dynamic world of information security, exploring its defensive side with seasoned professionals from across the industry. Our aim is simple yet ambitious: to foster a collaborative space where ideas flow freely, experiences are shared, and knowledge expands. Each week, we bring you a different expert guest who will share their invaluable insights on topics ranging from threat hunting and incident response to security operations and detection engineering. What makes these sessions special is their informal and interactive nature, allowing for an engaging dialogue between our guests, hosts, and the audience. You can sign up to join us for the live sessions at limacharlie.io/defender-fridays

    31 min
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An accessible but technical podcast about cybersecurity and the people who keep the internet safe. The podcast is built as a series of segments: we will be looking back at the last couple of weeks in cybersecurity news, talking to different people in the industry about areas of their expertise, we're going to break apart some of the TTPs being used by adversaries, and we will even cover a little bit of hacker history.

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