Dennis Fisher

About

Dennis Fisher is a journalist with more than 13 years of experience covering information security.

Security of iMessage System Comes to the Fore Again

The iMessage system, like much of what Apple does, is mostly a black box. The company doesn’t talk much about how the system works, and although some security researchers found a couple years ago that Apple could read users’ encrypted messages if they so choose, law enforcement has had no luck in getting Apple to open […]

eBay breach

eBay Fixes XSS Flaw in Subdomain

There was a cross-site scripting vulnerability in an eBay domain that could have allowed an attacker to steal users’ session cookies and take over their accounts. The company has removed the vulnerable page, according to the researcher who discovered the bug and disclosed it to eBay, Aditya Sood. The vulnerability existed on an eBay subdomain, […]

Government Releases Policy on Vulnerability Discovery and Disclosure

After more than a year of legal wrangling, the federal government has agreed to hand over its policy on vulnerability use and disclosure. The government had said that the policy was classified and too sensitive to release, but relented late last week and sent the document to the EFF, albeit a heavily redacted version. Know as […]


The CERT/CC is warning users that some Belkin home routers contain a number of vulnerabilities that could allow an attacker to spoof DNS responses, intercept credentials sent in cleartext, access the web management interface, and take other actions on vulnerable routers. The vulnerabilities affect the Belkin N600 DB Wireless Dual Band N+ router, model F9K1102 v2 with […]

Researchers have discovered a new strain of iOS malware dubbed KeyRaider that targets jailbroken devices and has the ability to steal certificates, private keys, and Apple account information. The malware already has claimed the private Apple account data of more than 225,000 victims. The KeyRaider malware was discovered by researchers at Palo Alto Networks, who […]

A federal appeals court has sent back to a lower court an appeal in a lawsuit about the way companies are allowed to publicize information about National Security Letters they receive. The appeal consolidates three separate actions against the Attorney General that question whether the government’s restrictions on how companies can talk about NSLs violates the […]