Researchers at watchTowr Labs found that abandoned and expired internet infrastructure left by hacking groups can function as backdoors within other backdoors.

The CNCERT said it had “handled’ two attacks on Chinese tech companies, which it attributed to an unnamed suspected U.S. intelligence agency.

The notorious hacking group used the Halloween tragedy that killed more than 150 people to trick South Koreans into downloading malware.

The group used six backdoors against more than a dozen industrial plants, research institutes and government agencies, according to Kaspersky.

“Reduced exposure to malicious activity” for U.S. organizations is the goal.

The lawmakers are hoping to crack open a cold case and learn from it before the next big supply-chain breach happens.

The discovery underscores the extent to which SolarWinds, whose customers include Fortune 500 companies, is a valuable target for hackers.

Researchers at Trend Micro say a newly discovered MacOS backdoor uses tactics previously associated with the group known as APT32 or OceanLotus.

A point-of-sale-system widely used in the hospitality industry is vulnerable to a backdoor, ESET reports.

A Chinese bank required a company to use a specific kind of tax software for local tax purposes, but the software deployed a backdoor, Trustwave researchers say.