The Turla hacking crew, which is linked to Russia, has updated its known second-stage backdoor, Kazuar, to increase its stealth, detection evasion and efforts to thwart analysis. Cybersecurity firm Palo Alto Networks found Kazuar, initially identified in 2017, has evolved, offering a wider range of features, stealth and complex command execution control. Diminished communication and idle modes when being analysed or debugged also help it remain covert.

Louis Vuitton says UK customer data stolen in cyber-attack – The Guardian
Summarize this content to a maximum of 60 words: Louis Vuitton says UK customer data stolen in cyber-attack The Guardian