K-9 Mail v5.112 (alpha)

• Fixed crash when selecting folder to move message
• Fixed bug where wrong message format was used when replying
• Fixed position of context menus on Android 7.0
• Fixed icon for encryption status of a message
• Hide crypto status when no crypto provider is configured
• Hide invalid email addresses of a system contact
• Added support for linkifying URLs with new TLDs
• Added server settings for more providers

K-9 Mail v5.111 (alpha)

• Fixed replying to and forwarding of encrypted messages
• Ask for confirmation on "mark all as read"
• Suggest server name based on server type
• Added support for esPass MIME type (application/vnd.espass-espass+zip)
• Removed attachment indicator for encrypted messages
• Don't add additional line break to the end of a message when sending
• Removed broken support for sending messages as 8-bit via SMTP
• Lots of internal changes and minor bug fixes

K-9 Mail v5.110 (alpha)

• New option: only notify for messages from contacts
• Added auto-configuration support for more providers
• Improved PGP/MIME experience
• Lots of internal improvements

K-9 Mail v5.109 (alpha)

• Added support for List-Post header
• Added support for sub-folders (WebDAV)
• Display notification on authentication failures
• Protect against the Surreptitious Sharing vulnerability
• Re-enabled search in message bodies
• Fixed support for PGP/INLINE
• Fixed bug where some threads had multiple entries in the message list
• Fixed 'reply to all'
• More bug fixes

K-9 Mail v5.010 (stable)

• Fixed packaging error; v5.009 was missing translations

K-9 Mail v5.009 (stable)

• Protect against the Surreptitious Sharing vulnerability
• Improved MIME type handling when other apps share files to K-9 Mail

K-9 Mail v5.108 (alpha)

• Added rudimentary support for reading and composing PGP/MIME messages
• Added support for stacked single message notifications on Android Wear
• Added setting to disable notifications during quiet time
• Added setting to show confirmation dialog when discarding message
• Added option to copy sender/recipient addresses to clipboard
• Show warning when user tries to send an email without a subject
• New database structure; temporarily disables fulltext search
• Allow importing of settings created with newer versions of K-9 Mail
• Added support for Server Name Indication
• Disabled support for SSLv3 protocol/ciphers and all RC4 ciphers
• Fixed bug where third-party apps couldn't delete messages from certain folders
• Fixed bug in settings export with certain folder names
• IMAP: Fall back to LOGIN command when AUTHENTICATE PLAIN fails
• Added auto-configuration support for more providers
• Added translations for Persian (Farsi) and Slovenian
• Updated translations
• More bug fixes

K-9 Mail v5.008 (stable)

• Work around a problem with Android System WebView 49.0.2623.34

5.008 RC1

Fixes issue #1072

K-9 Mail v5.007 (stable)

• Improved MIME type handling when other apps share files to K-9 Mail
• Fixed bug where certificate error dialog was erroneously shown on generic TLS errors (POP3)
• Fixed bug when exporting folders containing "."
• Don't overwrite delete policy setting when editing incoming server settings
• Fixed bug with delete URI in MessageProvider
• Added auto-configuration settings for some providers