GMail Two-Factor Authentication

  • Resolved Pecraig

    (@pecraig)


    2 years, 10 months ago

    Question: If a user adds two-facto authentication to their G-Mail address witll it corrupt the authentication for WP SMTP mailer?

    I am getting this error message on a client site. Never got it before, but I think they just added two-factor authentication to their g-mail login.

    CLIENT -> SERVER: EHLO XXX.com
CLIENT -> SERVER: AUTH LOGIN
CLIENT -> SERVER: [credentials hidden]CLIENT -> SERVER: [credentials hidden]SMTP ERROR: Password command failed: 534-5.7.9 Application-specific password required. Learn more at
534 5.7.9  https://support.google.com/mail/?p=InvalidSecondFactor bl1sm5291944qkb.38 - gsmtp
SMTP Error: Could not authenticate.CLIENT -> SERVER: QUIT
SMTP Error: Could not authenticate.
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