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#5175Security Now46.2 / 100Get badge
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Security Now

Hosted by TWiT

Cybersecurity guru Steve Gibson joins Leo Laporte every Tuesday. Steve and Leo break down the latest cybercrime and hacking stories, offering a deep understanding of what's happening and how to protect yourself and your business. Security Now is a must listen for security professionals every week.

10 episodes · publishes weekly · latest 2026-07-01 · ~166 min/episode

Rank

#5175

Substance

46.2

/ 100

Breakdown

Scored 2026-07
Updated monthly

Engineering & DevTools rank

#266 of 289

Best B2B Engineering & DevTools Podcasts →

Across the index

#5175 of 6182

Substance

Top 84%

outscores 16% of the index

Why it scores where it does

Security Now ranks #5175 on The B2B Podcast Index with a substance score of 46.2 out of 100, scored across 5 recent episodes. It scores highest on specificity & evidence and insight density. The Fortibleed and Patch the Planet sections are well-evidenced with precise figures: 86,644 compromised devices, 194 countries, 260 operational servers, specific CVE numbers with CVSS scores, 30 million lines of kernel code analyzed, 24 LPE exploits validated, a 23-year-old OpenBSD use-after-free, and 880,000 internet-facing HTTP/2 servers. This is the episode's strongest dimension.

The five-dimension breakdown

Averaged across 5 recently scored episodes, with cited evidence.

Insight Density

10.6 / 20

Genuine substantive content on the Fortibleed campaign, AI loop engineering, and OpenAI's Patch the Planet initiative, but easily a third of the 170-minute runtime is consumed by filler: a cycling sign photo, Kevin Mitnick's car bequest, Leo's AI blog hobby, printer nostalgia, and coffee mug commentary. The density of actionable insight per minute is mediocre despite several individually strong segments.

“the campaign was far more complex and targeted many more things than just Fortinet devices”

“Everything we have known about the dynamics of vulnerabilities, exploitation, attacks and patching has been thrown up in the air”

Originality

9.2 / 20

The episode is primarily a compilation and narration of third-party reports from SOC Radar, Palo Alto Unit 42, OpenAI, and Andrew Ng's newsletter, with Steve synthesizing rather than originating. The pill-bottle analogy for neural-net noise injection is a genuinely novel explanatory device, but most commentary recycles industry consensus framing.

“I was reminded of trying to fill a bottle with too many pills. If you just fill the bottle to the top, no more pills will fit in. But if you then tap the bottle on the counter or shake it sideways a bit, sure enough the pills that are already in the bottle will further settle”

“someone said, hey, you know, if when I tell the AI it was wrong, it readily agrees. So how about if instead we just feed its first answer back in as in a loop”

Guest Caliber

7.4 / 20

There is no guest; the episode is a dual-host format with Steve Gibson as the sole technical voice. Gibson is a genuine independent security researcher and long-running podcaster (episode 1085), but he is fundamentally a solo developer and commentator rather than an enterprise practitioner who has operated security infrastructure at scale - closer to a career podcast personality than an operator.

“You know, I often will jot a note to make sure that I come back to it and, and, and, and talk about it”

“I'll be setting up a new system with Windows 10 because all the evidence I've seen on the Internet says that 10 watt runs on given the same hardware much more quickly than Windows 11”

Specificity & Evidence

12.0 / 20

The Fortibleed and Patch the Planet sections are well-evidenced with precise figures: 86,644 compromised devices, 194 countries, 260 operational servers, specific CVE numbers with CVSS scores, 30 million lines of kernel code analyzed, 24 LPE exploits validated, a 23-year-old OpenBSD use-after-free, and 880,000 internet-facing HTTP/2 servers. This is the episode's strongest dimension.

“SOC Radar researchers found a threat actor systematically compromising them at scale, building a verified database of working credentials across 194 countries”

“GPT 5.5 Cyber identified security relevant components across more than 30 million lines of code, flagged potential security issues and then validated them dynamically generated 8 kernel pointer information leak proof of concepts and 24 local privilege escalation exploits”

Conversational Craft

7.0 / 20

Leo occasionally provides genuine pushback - notably questioning whether kernel patching without a reboot is technically feasible, which produces a worthwhile micro-debate - but the format is predominantly Steve delivering prepared lecture notes with Leo playing appreciative foil. There are no probing follow-ups on the Fortibleed campaign's attribution claims, no challenge to Steve's Windows predictions, and large stretches of mutual affirmation.

“I'm still puzzled. I think you. If you're gonna modify the kernel code, I think you'd have to reboot. No. Would you do it without restarting the machine?”

“Man. It seems like seven days is too long to wait for Steve Gibson and the latest security news”

Standout episodes

  • SN 1085: A SOTA State-Sponsored Campaign - AI's New Superpower: Loop Engineering

    2026-07-01

    69
  • SN 1084: The Residential Proxy Threat - Malicious Proxies in Your Living Room

    2026-06-24

    45
  • SN 1082: The Malicious Use of AI - Anthropic's Red Team Report

    2026-06-10

    44

Rank over time

First period on the Index - history builds from here.

Episodes

10 scored on substance.

  • SN 1085: A SOTA State-Sponsored Campaign - AI's New Superpower: Loop Engineering

    2026-07-01 · 2h 50m

    69 / 100
  • SN 1084: The Residential Proxy Threat - Malicious Proxies in Your Living Room

    2026-06-24 · 2h 48m

    45 / 100
  • SN 1083: Patch Tuesday à la AI - Arch Linux Repo Under Siege

    2026-06-17 · 2h 36m

    38 / 100
  • SN 1082: The Malicious Use of AI - Anthropic's Red Team Report

    2026-06-10 · 2h 37m

    44 / 100
  • SN 1081: AI Captured the Flag - Personal AI: Productivity Superpower or Privacy Threat?

    2026-06-03 · 3h 20m

    35 / 100
  • SN 1080: Vulnerability Debt Repayment - Will Mythos Change Cybersecurity Forever?

    2026-05-27 · 2h 44m

    52 / 100
  • SN 1079: Daybreak and Codename MDASH - Microsoft's Edge Password Blunder

    2026-05-20 · 2h 52m

    38 / 100
  • SN 1078: DigiCert does it right - Hugging Face Under Fire

    2026-05-13 · 2h 41m

    65 / 100
  • SN 1077: A Browser AI API? - End of Bug Bounties?

    2026-05-06 · 2h 35m

    49 / 100
  • SN 1076: FAST16.SYS - Unmasking the NSA's Most Diabolical Digital Sabotage

    2026-04-29 · 2h 35m

    45 / 100

Frequently asked

What is Security Now's substance score?
Security Now scores 46.2 out of 100 for substance and ranks #5175 on The B2B Podcast Index. That puts it ahead of 16% of the B2B podcasts we rank and #266 of 289 in Engineering & DevTools. The score reflects insight density, originality, guest caliber, specificity and conversational craft across recent episodes - not downloads.
Is Security Now worth listening to?
Security Now is ranked on The B2B Podcast Index with a substance score of 46.2/100. See the five-dimension breakdown above to judge whether it fits what you're after.
Who hosts Security Now?
Security Now is hosted by TWiT.
How often does Security Now publish?
Security Now publishes weekly, has 10 episodes, released its most recent episode on 2026-07-01.
Which Security Now episode should I start with?
Our highest-scoring recent episode is "SN 1085: A SOTA State-Sponsored Campaign - AI's New Superpower: Loop Engineering" (69/100) - a good place to start.

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Frequently discusses

Companies, products and tools that come up most across this show's episodes.

MicrosoftCISAUbiquitiOpenAIMetaCiscoPalo Alto NetworksJuniperF5

Guests who've appeared

Leo Laporte · 5Steve Gibson · 3

Topics this show covers

The themes that come up most across this show's episodes.

Anthropic · 2Large Language Models (LLMs) · 2CISA (Cybersecurity and Infrastructure Security Agency)Windows 10 ESU (Extended Service Updates)Windows 11Ubiquiti UniFi OSCisco Unified Communications ManagerCVE-2024-20530SSRF (Server-Side Request Forgery)AI vulnerability discoveryLoop engineering in AIZero-reboot patchingNetwork segmentationMulti-Factor AuthenticationResidential proxiesIoT devicesStreaming boxesDigital photo frames

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