# Matt Johansen

- **Website:** <https://vulnu.com>
- **Primary alias:** `vulnu.com`

## Description

Vulnerable U is an information security publication centered on a weekly newsletter for cybersecurity professionals and enthusiasts. It describes its readership as more than 38,000 CISOs, founders, change-makers, and hackers, and aims to deliver news, tools, and practical tips in an engaging format. Written by Matt Johansen, the newsletter covers current security incidents, vulnerabilities, exploited zero-days, malware, ransomware, cybercrime, and developments in artificial intelligence and technology. Recent editions also explore topics such as phishing, data breaches, supply-chain attacks, privacy, and security research, helping readers keep up with a fast-changing threat landscape. The site provides an archive of past issues and posts, along with topic-based browsing across areas including Linux, IoT, hardware, government, and major technology platforms. Vulnerable U presents cybersecurity news with a direct, informal voice, combining timely reporting with a broad view of the people, tools, and events shaping infosec. Readers can subscribe to receive the weekly newsletter and explore additional content through the publication’s website.

## Industries

- 📰 News and Media
- 🖥 Computers Electronics and Technology
- 🖥 Computer Security _(under Computers Electronics and Technology)_

## Links

- [instagram](https://instagram.com/mattjayy)
- [twitter](https://twitter.com/mattjay)

## Logos & icons

- logo _(primary)_ — PNG — [download](https://cdn.brandfetch.io/id2pLVQG6Y/w/200/h/200/theme/dark/logo.png?c=1bxid64Mup7aczewSAYMX&t=1790710588864)
- icon _(primary)_ — JPEG — [download](https://cdn.brandfetch.io/id2pLVQG6Y/w/400/h/400/theme/dark/icon.jpeg?c=1bxid64Mup7aczewSAYMX&t=1790710588976)

## Colors

| Name | Hex | Theme |
| --- | --- | --- |
| Denim | #175ee8 | accent |
| Brown Bramble | #5a2008 | dark |
| Anakiwa | #8cd2ff | light |

## Fonts

- ui-sans-serif — asset _(custom)_

## Imagery

- banner _(primary)_ — JPEG — [download](https://cdn.brandfetch.io/id2pLVQG6Y/w/1500/h/500/idr-M9fsaZ.jpeg?c=1bxid64Mup7aczewSAYMX&t=1790710589107)

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_Source: <https://brandfetch.com/vulnu.com>_
_See [/llms.txt](/llms.txt) for a full list of agent-readable pages, and [/auth.md](/auth.md) for how agents authenticate._