India, May 27 -- This one claims to come from the highly regarded US institution Johns Hopkins University, an organisation that has become a household name during the current coronavirus pandemic. The jargon term "malspam" has caught on in recent years to describe this sort of attack - unwanted mass email that is malevolent by design because it actively aims to disseminate malware. (Most of us probably regard all spam as malicious as a matter of definition - it's illegal in many jurisdictions, after all - but it's handy to have a word to denote spam that goes way beyond being merely unwanted and unlawful, and that will immediately try to harm you if you do what it suggests.)

Like many malspam campaigns, such as those described in the rec...