Cyber-thieves are adopting ransomware in "alarming" numbers, say security researchers.
There are now more than 120 separate families of ransomware, said experts studying the malicious software.
Other researchers have seen a 3,500% increase in the criminal use of net infrastructure that helps run ransomware campaigns.
It's brown, it smells bad and it keeps getting deeper 
[turning in my boots for hip waders]