Most people are smart enough to avoid emails allegedly from financial institutions and those which appear to solicit non-public personal information via bogus consumer, political, and financial polls. But how many people are aware of latest hacker threat vector to get you to open a link on an unknown website containing malware?
By both American and European legislation, people who send email must offer the recipient a way to opt-out of any further mailing and to make that opt-out as easy as possible – mostly clicking on an unsubscribe link buried at the bottom of most emails in fine or barely readable colored print.
you may be visiting a malicious web site containing malware. And, nobody actually knows what might happen when you click the “unsubscribe” link.
Bottom line …
Most anti-virus and anti-malware programs will protect against most common threats. Keep your anti-virus and anti-malware programs up to date. To protect against lock-outs and other “zero day” threats, you need to maintain a current backup of your drive on an unattached portable device. But most of all …
Be vigilant and be safe.
"The object in life is not to be on the side of the majority, but to escape finding oneself in the ranks of the insane." -- Marcus Aurelius