Behind the Shield - A Virtual Guardian Podcast

Behind the Shield - April 2026

RSA Conference 2026 Recap This month on Behind the Shield, the team dives into their experience at RSA Conference 2026—one of the cybersecurity industry’s biggest annual gatherings. Host Marco Estrela is joined by Bill Strub, Toby Penn, and special guest Tommy Koorevaar, Manager of SOC at Virtual Guardian, as they break down the key themes and takeaways from this year’s event. From the latest buzzwords dominating the expo floor to the rapid evolution of AI—and what it means for security teams—they cover it all, along with this month’s hot topics. The group also shares highlights from standout booths, emerging technologies worth watching, and even touch on their Waymo experiences. Whether you attended RSA or are catching up from afar, this episode offers a candid, insightful recap of what mattered most at RSA Conference 2026—and what it means for the future of cybersecurity.

Behind the Shield - February 2026

Expert panelists and host Marco Estrela brings you behind our shield to discuss current cybersecurity topics ripped from the headlines. This month, we welcomed a very special guest: Jay Suggs, Founder of Suggcess Consulting Services and crisis leadership specialist. Jay joined our panelists Patrick Naoum, Bill Strub, Toby Penn, and host Marco Estrela for an insightful and dynamic discussion. Hot Topics: * AI Scam: Moltbot, now rebranded as OpenClaw, and the latest surge of AI-driven scams • Outlook Add‑In vulnerability leading to stolen credentials • Copilot Spills the Beans — what you need to know

Behind the Shield – December 2025

Expert panelists and host Marco Estrela brings you behind our shield to discuss current cybersecurity topics ripped from the headlines. This month we had a special guest! Elisa Mula, Founder of EM Designs, joined our panelists. Elisa and Marco went toe to toe, would Marco’s physical penetration prowess hold its own or would Elisa’s physical security tactics crush Marco like a bug! Listen to find out! Hot Topics: Major Privacy Hack in South Korea, Australia’s Social Media Ban, and Threat Landscape Grows Increasingly Dangerous for Manufacturers.

Behind the Shield – October 2025

Expert panelists and host Marco Estrela brings you behind our shield to discuss current cybersecurity topics ripped from the headlines. Hot Topics: Cybercriminals Leveraging ChatGPT, AI’s “Lethal Trifecta”, F5 Networks Source Code Theft, SharePoint Vulnerability Update, Disrupting Malicious Uses of AI, AI-Powered Password Guessing Threat

Behind the Shield September 2025 - Summer Recap

Expert panelists and host Marco Estrela bring you behind our shield to discuss current cybersecurity topics ripped from the headlines. This episode's Hot Topics include: The city of St. Paul's ransomware shutdown, Canada joins the EU in a cybersecurity pact, Palo Alto acquires CyberArk, SharePoint hack vulnerability, the Uberization of hacking, WhatsApp and Telegram banned in Russia   Sources: Topic 1: Bill #1 Article title: St. Paul cyberattack//Group behind St. Paul cyberattack alleges posting 43 gigabytes of stolen data online, mayor says Source: https://www.cbsnews.com/minnesota/news/melvin-carter-st-paul-cyberattack-update-august-11/ [https://can01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.cbsnews.com%2Fminnesota%2Fnews%2Fmelvin-carter-st-paul-cyberattack-update-august-11%2F&data=05%7C02%7Cjmccoll%40ESITECHNOLOGIES.COM%7C51d599ffdfae480ec2ae08dde3ed3809%7Cb96ba93a936f4b51875b16689a367bc2%7C0%7C0%7C638917330180082696%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=A%2BjhKGeMH5Y04Vk3dGnDxpg3NfSQJt0%2F4z4Sz8FhdgU%3D&reserved=0]   Topic 2: Patrick #1 Article title: Canada signs deal deepening European defence and security partnership Source: https://www.cbc.ca/news/politics/canada-rearm-europe-deal-1.7567162 [https://can01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.cbc.ca%2Fnews%2Fpolitics%2Fcanada-rearm-europe-deal-1.7567162&data=05%7C02%7Cjmccoll%40ESITECHNOLOGIES.COM%7C51d599ffdfae480ec2ae08dde3ed3809%7Cb96ba93a936f4b51875b16689a367bc2%7C0%7C0%7C638917330180131312%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=ZDFXgO5JM3nBZ9WpXl%2BHEV%2B9S6oohyP92vsJj0qZzJE%3D&reserved=0]   Topic 3: Toby #1 Article title: Palo Alto Networks Q4 Earnings Surge 16%, Eyes $25B CyberArk Deal Source: https://www.webpronews.com/palo-alto-networks-q4-earnings-surge-16-eyes-25b-cyberark-deal/ [https://can01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.webpronews.com%2Fpalo-alto-networks-q4-earnings-surge-16-eyes-25b-cyberark-deal%2F&data=05%7C02%7Cjmccoll%40ESITECHNOLOGIES.COM%7C51d599ffdfae480ec2ae08dde3ed3809%7Cb96ba93a936f4b51875b16689a367bc2%7C0%7C0%7C638917330180177949%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=ajVimH4nOJr9QqPwsjYj%2Ff7zTS6VDjMgiakzhMsANaA%3D&reserved=0]   Topic 4: Bill #2 Article title: What we know about the Microsoft SharePoint attacks Source: https://www.cybersecuritydive.com/news/what-we-know-microsoft-sharepoint-attacks/753961/ [https://can01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.cybersecuritydive.com%2Fnews%2Fwhat-we-know-microsoft-sharepoint-attacks%2F753961%2F&data=05%7C02%7Cjmccoll%40ESITECHNOLOGIES.COM%7C51d599ffdfae480ec2ae08dde3ed3809%7Cb96ba93a936f4b51875b16689a367bc2%7C0%7C0%7C638917330180223273%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=b1lEuwnOWya3%2Bes1MoeoLy%2B02aaKStvVuiXJUeP8sC8%3D&reserved=0]   Topic 5: Patrick #2 Article title: The Uber of the underworld Source: https://www.economist.com/international/2025/05/29/the-uber-of-the-underworld [https://can01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.economist.com%2Finternational%2F2025%2F05%2F29%2Fthe-uber-of-the-underworld&data=05%7C02%7Cjmccoll%40ESITECHNOLOGIES.COM%7C51d599ffdfae480ec2ae08dde3ed3809%7Cb96ba93a936f4b51875b16689a367bc2%7C0%7C0%7C638917330180262381%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=AQLlg295NneXKJAYVcAoU17dlkW%2FAV%2BHcrTU3rxKCv4%3D&reserved=0]   Topic 6: Toby #2 Article title: Russia restricts WhatsApp and Telegram, alleging apps used for fraud and terrorism Source: https://www.theguardian.com/world/2025/aug/13/russia-clamps-down-on-whatsapp-and-telegram-over-data-sharing [https://can01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.theguardian.com%2Fworld%2F2025%2Faug%2F13%2Frussia-clamps-down-on-whatsapp-and-telegram-over-data-sharing&data=05%7C02%7Cjmccoll%40ESITECHNOLOGIES.COM%7C51d599ffdfae480ec2ae08dde3ed3809%7Cb96ba93a936f4b51875b16689a367bc2%7C0%7C0%7C638917330180295195%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=2%2B6kR%2B96T0qQr822b6D1Jtq%2F8%2FemYPybb96p7QW3lV0%3D&reserved=0]