Companies that enable users to adopt other Internet Protocol (IP) addresses are under threat from ‘proxyjacking’, where hackers hijack the IP details and sell them on. Using Log4j vulnerabilities to access systems, cybercriminals can sell stolen IP addresses to proxyware firms with fewer restrictions. This technique also uses less computing power than other hacks, like illicit cryptomining, making it more difficult to detect and financially lucrative for the hackers. Researchers have warned against willingly selling internet bandwidth due to the possibility of malicious use.

Everything we know about the M&S cyber attack that halted online orders – London Evening Standard
Marks & Spencer (M&S) experienced a cyber attack that disrupted online orders and affected food availability in some stores. The company halted clothing and home