Packet Pushers

Author Archives: Packet Pushers

N4N056: A Wireless NAC Walkthrough

In the previous episode of N is for Networking, Jennifer “JJ” Jabbusch gave us a thorough overview of Network Access Control (NAC) for wired networks. This week we’re going wireless! JJ walks us through the major differences between wired and wireless NAC, how 802.1X is more seamless in Wi-Fi deployments, the unpredictability of web portals,... Read more »

PP111: New HPE Mist Features Validate NAC Changes, Enable Inline Microsegmentation (Sponsored)

HPE has announced new features in its Juniper Mist portfolio. On today’s sponsored Packet Protector, we dig into those features, including a dry run option that lets organizations test and refine Network Access Control (NAC) policies before pushing them out, a policy validation feature that can identify shadow NAC rules, and a microsegmentation capability aimed... Read more »

NAN123: How ION Meets the Out-of-this-World Challenges of Deep-Space Networking

Eric Chou and guest host Drew Conry-Murray sit down with deep space networking specialist Scott Spicer. Following the Artemis 2 mission, they discuss the challenges of long-delay space communications and the essential technologies making it possible such as the Interplanetary Overlay Network (ION), Delay-Tolerant Networking (DTN), and Contact Graph Routing (CGR).  AdSpot Sponsor: Meter Meter... Read more »

PP110: News Roundup–Linux Fragged, Edge’s Password Manager Dragged, Android Intrusions Tagged, and More

JJ and Drew unpack an overstuffed suitcase of infosec stories in today’s News Roundup. Microsoft’s Edge password manager stores credentials in plaintext and Microsoft says “Yup”, the Linux kernel takes a one-two punch from Dirty Frag and Fragnesia, and a new industry coalition takes critical infrastructure protection private. A Taiwanese radio enthusiast allegedly brings high-speed... Read more »

HS132: Heart of Glasswing

How can enterprise IT folks prepare for the age of Mythos? Anthropic says its Claude Mythos model is so much better at finding software vulnerabilities that it has delayed public release. Instead Anthropic launched Project Glasswing to give IT infrastructure and software makers early access, so they can have some lead time to address vulnerabilities... Read more »

N4N055: A Wired NAC Walkthrough

Today’s topic is Network Access Control (NAC) for a wired network. To help walk us through it all is Jennifer “JJ” Jabbusch, a network security architect, public speaker, book author, and co-host of the Packet Protector podcast. JJ and our hosts break down the terms and protocols behind NAC, and explain why the architecture was... Read more »

NAN122: From Anxiety to Empowerment: Building Confidence into Machine‑Speed Network Updates (Sponsored)

Network teams are being asked to move faster than ever as automation and AI-driven workflows increase the volume and frequency of network changes. In this episode, sponsored by Cisco, we explore how modern network operating systems make zero-downtime, zero-stress updates possible, even at machine speed. We’ll break down three key capabilities: Atomic Config Replace (ACR),... Read more »

PP109: ThreatLocker Enforces Zero Trust With Strict Application Control (Sponsored)

ThreatLocker takes an opinionated approach to Zero Trust. The company, our sponsor for today’s episode, starts with application control. It uses endpoint software that runs on PCs and servers to allow or deny applications to run. It can also monitor and control the behavior of allowed applications. ThreatLocker has extended its platform to include network... Read more »

TCG075: Say the Thing: How the Network Automation Conference Circuit Shaped One SP Operator’s Voice

Eyvonne and William sit down with Joseph Nicholson, a Network Operations Engineer with NTT DATA, to share how public speaking transformed his career and technical experience. Joseph went from a terrifying ten minute lightning talk at AutoCon 2 to presenting 45-minute sessions at conferences like NANOG. Together they discuss how conversations in conference halls influenced... Read more »

PP108: How to Build and Sustain a Successful Zero Trust Project

In theory, a zero trust initiative seems straightforward: you just need the right tools and maybe some whiteboard sessions to work out the architecture. In practice, our guests note that zero trust “unfolds inside organizations filled with legacy systems, political friction, budget constraints, and competing priorities.” Without accounting for those complications, a zero trust project... Read more »
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