= GpgOL Incompatible Addons <> The following Outlook add-ins (aka add-ons) are known to cause problems together with GpgOL. == Egress Outlook Add-in Version - Unknown. Causes GpgOL to not work at all. == ESET Endpoint Anti-Virus Version - Unknown. Signed / Encrypted mails are left blank. === Known Workarounds Solution in ESET go to the mail client settings: https://help.eset.com/ees/7/en-US/idh_config_emon_clients.html disable checking mail: "Received e-mail" comment: because if it finds something in the mail it will move it to a safe folder. And if not, we can decode the message. This will also fix the plug-in disabling error due to too long loading time. or less secure, which will work for any type of message, disable: "Enable email protection by client plugins" == FTAPI Outlook Add-In Version - Unknown. Outgoing Messages are not signed and only encrypted to the sender, contrary to what was selected. == GFI Mailarchiver plugin Version - Unknown. Random crashes. === Known Workarounds None. === Further Details See: https://dev.gnupg.org/T4942 == GData Outlook Anti Virus plugin Version - Unknown. Hidden attachments and broken signature Verification in sent mails. === Known Workarounds None. == Google Apps Sync The Ggogle Apps Sync Addon makes it impossible for GpgOL to send out OpenPGP/MIME or S/MIME Mails. === Known Workarounds GpgOL since Version 2.0.5 automatically detects Google Apps Sync accounts and warns the user / switches to "No-MIME" OpenPGP. This does not work with attachments. === Technical Details See: https://dev.gnupg.org/T3545 == MailStore Outlook Add-in Version (9.0.3.9873 tested) === Known Workarounds None. === Technial details The same problem as the T~I~T~U~S Addon. We do not see the "Read" event and never get the option to decrypt / verify the mail. See: https://dev.gnupg.org/T3934 == Mimecast for Outlook Decrypt / Verify does not work, same as with TITUS and MailStore. === Technical details Not available. reported in: https://dev.gnupg.org/T4692 === Known Workarounds According to https://dev.gnupg.org/T4692 an update to Gpg4win-3.1.10 helped. == PDF Converter Outlook Add-in Version 7.1 === Known Workarounds None. == Symantec Endpoint Protection Version - Unknown. Signed / Encrypted mails are left blank. Reported here: https://forum.gnupg.org/t/outlook-2016-blank-signed-and-encrypted-emails/3257/7 Can also cause heavy workload by triggering many "Read" events in parallel. === Known Workarounds None. === Further Details See: https://dev.gnupg.org/T4287 == TITUS Message Classification Version ? Causes GpgOL not to decrypt / verify any content. Mails will be shown as empty and without crypto state. They will sometimes have the crypto icon in the messagelist. === Known Workarounds None. === Technical Details The T~I~T~U~S Addon causes the "Read" event in Outlook to be blocked and GpgOL does not receive that event. As GpgOL does the decryption in the "Read" event, decryption does not happen.