New Bomb Threat Email Scam Campaign Demanding $20K in Bitcoin December 13, 2018 https://www.bleepingcomputer.com/ne...email-scam-campaign-demanding-20k-in-bitcoin/
'Bomb threat' scammers are now threatening to throw acid on victims Bomb threat extortion campaign yielded less than $1 for the spammers December 15, 2018 https://www.zdnet.com/article/bomb-threat-scammers-are-now-threatening-to-throw-acid-on-victims/
Bomb threat spam Cybercriminals are trying to extort money from companies by threatening to bomb their offices September 9, 2020 https://www.kaspersky.com/blog/spam-with-bomb-threat/36984/