The employees are receiving advertisements and other mail unrelated to them, this is known as spam or junk mail. Whaling and Phishing attempts to trick users into providing confidential data. Bluesnarfing is the unauthorized access of data through Bluetooth.
Email spam—also known as junk email—is a type of electronic spam where unsolicited messages are sent by email.
Many email spam messages are commercial in nature but may also contain disguised links that appear to be for familiar websites but in fact lead to phishing web sites or sites that are hosting malware. Spam email may also include malware as scripts or other executable file attachments. Spam is named after Spam luncheon meat by way of …