Much like phishing and spear-phishing, VISHING is the latest online scam designed to steal your logins. Only VISHING uses voicemail to do it, according to the FBI and the Cyber Security Agency (CISA). They are targeted attacks on employees of corporations using voicemail to get users working at home to call back and then use social engineering to steal VPN credentials. Check out Brian Krebs' article here. Hackers also create legitimate-looking support websites for your company so it looks like they are calling from your company's IT department. Leo says to never trust links given to you by someone you don't know and always verify with your own IT department.