Security Now is a weekly cybersecurity show from the TWiT network in which Steve Gibson joins Leo Laporte every Tuesday to break down cybercrime and hacking stories. As of October 2026 it publishes weekly (about 13 episodes in the last 90 days), and episodes usually run about 169 minutes, nearly three hours.
The show's description says Steve and Leo break down the latest cybercrime and hacking stories, offering a deep understanding of what is happening and how to protect yourself and your business. Episodes are numbered; the most recent in the feed is SN 1101.
Recent episode titles lean heavily on AI and security, with themes such as AI as an attacker, booby-trapped language models, agentic attacks and unpredictable agents. Other recent episodes cover Microsoft Patch Tuesday fallout and a leak of driver's licenses.
Our take: it suits security professionals and technically curious listeners who like long, detailed explanations and have time for a three-hour episode. See also our best cybersecurity podcasts list.
These are the most-viewed full episodes on the Security Now YouTube channel:
Ranked by YouTube views among the channel's latest 400 uploads, as of October 2026. Descriptions are based on the episode titles.
Security Now is the long-form, explainer-style show in this group. Built This Week is our show, with Jordan Metzner and Sam Nadler: the hosts build something with AI every week, test new AI tools, interview a founder or operator and cover AI news. Browse the Built This Week episodes, or see best cybersecurity podcasts and our podcast guides.
Facts on this page come from the public listings and feed below, checked October 24, 2026.
Steve Gibson and Leo Laporte host Security Now, on the TWiT network.
Weekly, with new episodes every Tuesday: about 13 episodes in the last 90 days, as of October 2026.
Episodes usually run about 169 minutes, close to three hours.
By YouTube views, the top picks are Leaving LastPass (49K views), SIM Jacking in episode 732 (36K) and LastPass Aftermath (27K), as of October 2026.
Similar shows include Risky Business, Smashing Security, CyberWire Daily, Darknet Diaries.
