Emotet, one of the most powerful malware-spreading botnets, is active again after a four-month absence, according to several security researchers who noticed a surge in activity primarily against U.S., U.K. and German targets starting on Monday.
The Canadian government has arrested a senior intelligence official on charges of working as a mole. He was reportedly unmasked after investigators found someone had pitched stolen secrets to the CEO of Phantom Secure, a secure smartphone service marketed to criminals that authorities shuttered last year.
Ahead of the release of Edward Snowden's memoirs chronicling his decision to bring illegal "big data" domestic U.S. surveillance programs to light, a former NSA intelligence specialist points out that the U.S. still lacks a whistleblowing law to protect intelligence workers who spot illegal activity.
Two years after WannaCry wreaked havoc via flaws in SMB_v1 and three years after Mirai infected internet of things devices en masse via default credentials, attackers are increasingly targeting the same flaws, security experts warn.
Apple is criticizing recent Google research that describes an expansive iPhone hacking campaign, accusing Google of "stoking fear" among users of its products. Google says it stands by its blog post, which focused on technical findings.
This week's ISMG Security Report takes a close look at whether an iPhone hacking campaign may be linked to Android spying campaigns by China. Plus: Do ransomware gangs target organizations that have cyber insurance?
A widely used brand of GPS location-tracking devices - for keeping tabs on children, elderly relatives and pets - have security flaws that could allow anyone with an internet connection to track the devices' real-time location and historical movements, warns security firm Avast.
The battle between Huawei Technologies and the White House continues to intensify, with the Chinese manufacturing giant accusing the U.S. of "using every tool at its disposal" to disrupt its business, including cyberattacks and employee intimidation.
An extraordinary iPhone hacking campaign revealed by Google last week may be linked to other Android spying campaigns focused on websites related to the Uyghurs, a Chinese Muslim minority group, and the East Turkistan region of China, according to new research from Volexity.
Security needs to be reinvented for the internet of things, and start-up companies can play a critical role, says Robin Saxby, the former CEO and founder of Arm Holdings, a U.K.-based semiconductor company, who now invests in start-up firms.
Since at least 2016, hacked websites have targeted zero-day flaws in current versions of Apple iOS to surreptitiously implant data-stealing and location-tracking malware, says Google's Project Zero team. Apple patched the latest vulnerabilities in February.
French police say they've disrupted the operations of the Retadup malware gang by subverting attackers' command-and-control infrastructure to delete the malicious code from 850,000 infected PCs and servers worldwide. The move came after police received a tip and technical assistance from security firm Avast.
Network detection and response, endpoint detection and response, and SIEM are the "visibility triad" of critical data sources for effective threat hunting and incident response, says Matt Cauthorn of Extrahop, who explains why.
Apple released a patch on Monday that fixes a bug it accidentally reintroduced in a previous patch update. The flaw allowed iOS enthusiasts to jailbreak their up-to-date devices, but also could have been put to malicious use by hackers.