Threat Alert: Surge of Vishing Attacks
Threat Alert: Surge of Vishing Attacks The Federal Bureau of Investigation (FBI) and the U.S. Cybersecurity and Infrastructure Security Agency (CISA) recently issued a joint alert, warning organizations of the surge of vishing attacks. What Is Vishing? Vishing is a type of phishing attack that leverages the phone, in particular, Voice Over Internet Protocol (VoIP), as a means of attack. The commonly known phishing attack weaponized the emails. In an email-based phishing attack, an attacker sends targets emails that masquerade as coming from legitimate sources. Phishing emails contain malicious attachments or links or both. Clicking on either the malicious attachment or link infects the computer used by the email receiver with malicious software (malware) leading to the stealing of sensitive data. The adoption of VoIP in the early 2000s as…