Cyber security testing and consulting firm
Joined February 2017
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480 Photos and videos
Why should you catch @OnDefend's Aaron Rosenmund's talk at @BsidesBoulder this weekend? Hint, hint: this isn't just for those in election security.
Catch Aaron onstage at the Wittemeyer Courtroom, Saturday June 13th from 10 to 10:50 AM.
hubs.la/Q04jF4r_0
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@OnDefend Lead Penetration Tester Matt Zamat pulls back the curtain on how OnDefend's offensive security team is integrating AI into real engagements.
This take from someone who has run hundreds of pen tests and is living this shift firsthand:
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Most red teams stop too early. They find a vulnerability. Document it. Move on. Persistent and continuous testing is another layout of how our teams are setting the bar and delivering clients richer context around their risk.
Read the full breakdown: hubs.la/Q04kkxl30
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Traditional testing was built to find the “known knowns.”
@OnDefend is built to uncover the hidden two-thirds of risk others miss while keep your team one step ahead of AI-powered adversaries.
More on the OnDefend difference here:
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@OnDefend's Aaron Rosenmund uses lightboard technology to walk through a real example of how supply chain compromise works and why it's completely invisible to standard testing.
Take five to walk through the example: hubs.la/Q04j05bN0
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The factory worker who added the chip to your hardware? In our example, OnDefend's Aaron Rosenmund, calls them Grumpy Cat.
This clip is just a sneak peak, watch the full video here: hubs.la/Q04j1Q6T0
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Lights. Camera. @OnDefend Giving you a behind the scenes look at our recent Take Five with OnDefend lightboard series.
Watch here: hubs.la/Q04j1C820
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Some threats are designed to stay completely quiet. There is no obvious warning. No alert. Just impact.
Get read in on what most offensive teams miss when testing hardware security: hubs.la/Q04h_XJW0
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Your attacker didn't come through the network. They landed on your doorstep or loading dock, already inside a device. No alerts. No logs. No trace.
@OnDefend's Aaron Rosenmund calls them Grumpy Cat. We'll let that land when you watch the video. hubs.la/Q04hG6Vd0
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Hardware is often inherently trusted as secure, and hardware security testing is often left out. That leaves a gap attackers are happy to use.
Read Hardware Security Testing: The Overlooked Layer in Cybersecurity 👉🏻 hubs.la/Q04hy7Dx0
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What’s the one domain that many security programs leave out entirely? If you said hardware, you aced our short quiz.
Discover how @OnDefend fills the gap: hubs.ly/Q04fZf2P0
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Cloud misconfiguration is the most common finding we see at @OnDefend. Every platform has its own identity model, its own network controls, its own quirks. Go deep on what that looks like for your cloud platforms: hubs.la/Q04fTBGy0
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🐣 Hidden eggs are fun. Hidden risks? Not so much.
Find hidden attack paths with @OnDefend. hubs.la/Q049C6_G0
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A big congratulations to all the winners and thank you to the Business Journal for featuring @OnDefend in this story. hubs.la/Q049tY9c0
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🚨🏆OnDefend ranks on @inc 2026 Regionals: Southeast list, recognizing the fastest-growing privately held companies across the region.
See who else made the list: hubs.la/Q048Y5Cc0
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