Matt Johansen

@UCGLhbV0inhaOQEPo5zFjTNQ - 23.6K subscribers

My mission is to leave the internet a more secure place than I found it. My name is Matt Johansen. I'm a cybersecurity pro, ex-CISO, and been doing this most of 2 decades. From that intention came this newsletter, podcast, and Youtube channel. What you can expect to enjoy: - Stories from the front lines of the top practitioners in cybersecurity - Proven systems and frameworks to secure your brand - Ways to explore our vulnerabilities together in order to come out stronger and more resilient - Top Security news from around the world and what it means for you - Being a part of a community of like minded individuals sharing our experiences for the benefit of us all. That sound fun? Make sure you're subscribed to get my latest insights!

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Trend Slop resulted in a $250 Million Dollar Lawsuit

Trend Slop resulted in a $250 Million Dollar Lawsuit Matt Johansen

244 views - 2 days ago

Project Glasswing Explained: What Mythos Means for Cybersecurity

Project Glasswing Explained: What Mythos Means for Cybersecurity Matt Johansen

3.5K views - 1 week ago

Mallory Makes It Impossibly Easy To Monitor The Situation

Mallory Makes It Impossibly Easy To Monitor The Situation Matt Johansen

312 views - 2 weeks ago

What The Hell Was Going On In Cybersecurity Last Week?

What The Hell Was Going On In Cybersecurity Last Week? Matt Johansen

2.3K views - 2 weeks ago

American Companies Are Being Targeted In The War

American Companies Are Being Targeted In The War Matt Johansen

771 views - 3 weeks ago

The Real Reason Meta is Killing Encrypted DMs?

The Real Reason Meta is Killing Encrypted DMs? Matt Johansen

5.8K views - 3 weeks ago

AI Browsers: The Ultimate Security Nightmare

AI Browsers: The Ultimate Security Nightmare Matt Johansen

1.1K views - 4 weeks ago

Your Google API keys are now exposing sensitive data!

Your Google API keys are now exposing sensitive data! Matt Johansen

861 views - 1 month ago

Your AI’s Memory is Being Poisoned

Your AI’s Memory is Being Poisoned Matt Johansen

748 views - 1 month ago

Legitimate Browser Extensions Turning Evil

Legitimate Browser Extensions Turning Evil Matt Johansen

692 views - 1 month ago

7 Hard Truths for 2026: What 750+ Cybersecurity Incidents Taught Us

7 Hard Truths for 2026: What 750+ Cybersecurity Incidents Taught Us Matt Johansen

1.4K views - 1 month ago

TP-Link's Security Flaws: Chinese Op or Just Bad Code?

TP-Link's Security Flaws: Chinese Op or Just Bad Code? Matt Johansen

726 views - 1 month ago

The Death Of The Anonymous Internet

The Death Of The Anonymous Internet Matt Johansen

1.4K views - 1 month ago

The Future Of Warfare Is Cyber

The Future Of Warfare Is Cyber Matt Johansen

777 views - 1 month ago

Watch Out For This Job Interview That Hacks You!

Watch Out For This Job Interview That Hacks You! Matt Johansen

486 views - 1 month ago

Clawdbot is a security nightmare!

Clawdbot is a security nightmare! Matt Johansen

4.3K views - 1 month ago

AI Kids Toy Nightmare!

AI Kids Toy Nightmare! Matt Johansen

492 views - 1 month ago

The Sloppocolypse Has Arrived!

The Sloppocolypse Has Arrived! Matt Johansen

618 views - 1 month ago

new phishing technique, new malware, fake browser extensions...

new phishing technique, new malware, fake browser extensions... Matt Johansen

3.3K views - 3 months ago

half of all clouds vulnerable to easy hack

half of all clouds vulnerable to easy hack Matt Johansen

8.5K views - 3 months ago

pornhub search and view activity leaked

pornhub search and view activity leaked Matt Johansen

3.2K views - 4 months ago

this is going to get way worse...

this is going to get way worse... Matt Johansen

1.7K views - 4 months ago

as bad as a security vulnerability can get...

as bad as a security vulnerability can get... Matt Johansen

5.1K views - 4 months ago

can AI agents change the vulnerability management industry?

can AI agents change the vulnerability management industry? Matt Johansen

173.3K views - 4 months ago

this is seriously concerning...

this is seriously concerning... Matt Johansen

5.3K views - 4 months ago

this is not how threat intel works…

this is not how threat intel works… Matt Johansen

96K views - 5 months ago

I can't believe this isn't bigger news

I can't believe this isn't bigger news Matt Johansen

754 views - 5 months ago

new study - ai in the soc

new study - ai in the soc Matt Johansen

71.4K views - 5 months ago

these ai browsers are out of control

these ai browsers are out of control Matt Johansen

8.8K views - 5 months ago

court blocks you from knowing your data was leaked

court blocks you from knowing your data was leaked Matt Johansen

12.6K views - 6 months ago

age verification needs to go away

age verification needs to go away Matt Johansen

2K views - 6 months ago

Did the Secret Service just take down a massive cyber threat?

Did the Secret Service just take down a massive cyber threat? Matt Johansen

1.1K views - 6 months ago

THE expert on npm security - Feross, founder of Socket

THE expert on npm security - Feross, founder of Socket Matt Johansen

768 views - 7 months ago

massive self replicating malware worm in npm

massive self replicating malware worm in npm Matt Johansen

10.2K views - 7 months ago

biggest supply chain attack in history?

biggest supply chain attack in history? Matt Johansen

4.2K views - 7 months ago

Child Exploitation in Online Gaming

Child Exploitation in Online Gaming Matt Johansen

709 views - 7 months ago

most major password managers vulnerable to 0-day clickjacking attack

most major password managers vulnerable to 0-day clickjacking attack Matt Johansen

40.5K views - 8 months ago

Cursor quietly switched it's IDE extension marketplace - malware popping up already

Cursor quietly switched it's IDE extension marketplace - malware popping up already Matt Johansen

1.9K views - 8 months ago

North Korean hacker's playbook & how to protect yourself

North Korean hacker's playbook & how to protect yourself Matt Johansen

1.1K views - 8 months ago

Gemini CLI's First Zero-Day

Gemini CLI's First Zero-Day Matt Johansen

2.4K views - 8 months ago

this can't keep happening...

this can't keep happening... Matt Johansen

3.2K views - 8 months ago

biggest security vulnerability of 2025?

biggest security vulnerability of 2025? Matt Johansen

6.9K views - 9 months ago

what the hell is going on with extensions turning into malware?

what the hell is going on with extensions turning into malware? Matt Johansen

87.3K views - 9 months ago

how to defend against the world's most prolific hacking group

how to defend against the world's most prolific hacking group Matt Johansen

3.6K views - 9 months ago

spyware hacking phones via text messages

spyware hacking phones via text messages Matt Johansen

19.2K views - 9 months ago

Is an AI really the top hacker in the US right now?

Is an AI really the top hacker in the US right now? Matt Johansen

18.3K views - 9 months ago

Talking Microsoft AI into giving me your data

Talking Microsoft AI into giving me your data Matt Johansen

2.1K views - 10 months ago

is the retail industry cooked? cyber crime wave

is the retail industry cooked? cyber crime wave Matt Johansen

2.1K views - 10 months ago

Did ChatGPT just find it's first zero day???

Did ChatGPT just find it's first zero day??? Matt Johansen

12.3K views - 10 months ago

openai user privacy nuked in court

openai user privacy nuked in court Matt Johansen

49K views - 11 months ago

Dropzone AI just rewrote my IR playbook

Dropzone AI just rewrote my IR playbook Matt Johansen

2.1K views - 11 months ago

hackers bribe coinbase insiders - and get clapped back

hackers bribe coinbase insiders - and get clapped back Matt Johansen

2.2K views - 11 months ago

this CAPTCHA hack is stealing your files

this CAPTCHA hack is stealing your files Matt Johansen

2.2K views - 11 months ago

Signal Clone HACKED in 15 Minutes — Gov Chats Exposed

Signal Clone HACKED in 15 Minutes — Gov Chats Exposed Matt Johansen

5.3K views - 11 months ago

Report: Identity is the new Malware

Report: Identity is the new Malware Matt Johansen

1.4K views - 11 months ago

we nearly lost the national vulnerability database

we nearly lost the national vulnerability database Matt Johansen

1.7K views - 1 year ago

they hacked a car via bluetooth. could even steer it while moving.

they hacked a car via bluetooth. could even steer it while moving. Matt Johansen

1.7K views - 1 year ago

The FBI Became a Dark Web Banker?! (True Story)

The FBI Became a Dark Web Banker?! (True Story) Matt Johansen

1.3K views - 1 year ago

Hackers Are Exploiting Tax Season Like This…

Hackers Are Exploiting Tax Season Like This… Matt Johansen

648 views - 1 year ago

guide to security and privacy in 2025 (part 1 - border crossing)

guide to security and privacy in 2025 (part 1 - border crossing) Matt Johansen

6.1K views - 1 year ago