Just one-third of the 2020 U.S. presidential candidates are using an email security feature that could prevent a similar attack that hobbled the Democrats during the 2016 election. Out of the 21 presidential candidates in the race according to Reuters, only seven Democrats are using and enforcing DMARC, an email security protocol that verifies the authenticity of a sender’s email and rejects spoofed emails, which hackers often use to try to trick victims into opening malicious links from seemingly known individuals.
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