Carl B. Johnson
Author

Carl B. Johnson

vCISO and compliance expert.

https://carlbjohnson.com

posts

FakeEmail

FakeEmail Attacks: How Spoofed Messages Breach Networks

That Email From Your CEO? It Was a FakeEmail. In January 2024, a finance employee at a multinational firm in Hong Kong wired $25 million after attending a video call with what appeared to be the company's CFO and several colleagues. Every person on that call was a

Carl B. Johnson Aug 19, 2024 7 min read
PayPal Phishing Attacks

PayPal Phishing Attacks: How to Spot and Stop Them

In January 2023, PayPal disclosed that threat actors had compromised nearly 35,000 user accounts through credential stuffing — not by breaking PayPal's systems, but by exploiting reused passwords harvested from other breaches. That incident made headlines, but it's the quieter, daily grind of PayPal phishing attacks

Carl B. Johnson Aug 19, 2024 6 min read
Living Off the Land Attacks

When Attackers Removed Legitimate Software to Hide

In February 2024, the Cybersecurity and Infrastructure Security Agency (CISA) issued an advisory about threat actors linked to Volt Typhoon — a Chinese state-sponsored group that had been living inside U.S. critical infrastructure networks for years. One of their signature moves? They removed legitimate security tools and logging mechanisms from

Carl B. Johnson Aug 19, 2024 7 min read
Spoofing Caller

Spoofing Caller Attacks: How Criminals Fake Trust

In March 2024, the FBI's Internet Crime Complaint Center reported that Americans lost over $10 billion to cybercrime in 2023 — and a staggering portion of those losses started with a single phone call from a number the victim trusted. A spoofing caller doesn't need to hack

Carl B. Johnson Aug 19, 2024 7 min read
Spoofing

What Is Spoofing? The Attack Behind Most Breaches

In January 2024, a finance employee at engineering firm Arup wired $25 million to criminals after a video call with what appeared to be the company's CFO and several colleagues. Every person on that call was a deepfake. The attackers had spoofed not just an email address or

Carl B. Johnson Aug 19, 2024 8 min read
AI Phishing Attacks

Gmail Users Warned About Sophisticated AI-Driven Phishing

In May 2024, a Google security consultant named Sam Mitrovic nearly fell for a phishing call that used a convincing AI-generated voice impersonating Google support. The caller had a legitimate-looking Google phone number, referenced real account activity, and spoke with the polished fluency of a native English speaker. The only

Carl B. Johnson Aug 19, 2024 8 min read
Group Online Svindel

Group Online Svindel: How Organized Fraud Rings Work

In January 2024, a finance worker at a multinational firm in Hong Kong transferred $25.6 million to criminals after a video call with what appeared to be the company's CFO and several colleagues. Every person on that call was a deepfake. The entire operation was coordinated by

Carl B. Johnson Aug 14, 2024 6 min read
PayPal DocuSign Phishing

PayPal DocuSign Phishing: How This Scam Works

Earlier this year, security researchers documented a surge in phishing campaigns that abuse legitimate DocuSign and PayPal infrastructure to deliver convincing attack emails. The twist? These messages aren't spoofed — they're actually sent through real PayPal and DocuSign servers. That's why PayPal DocuSign phishing attacks

Carl B. Johnson Aug 01, 2024 7 min read