v3.66 2025-04-17

• New: Support for Admin Consent with Microsoft Graph (O365 only)
• New: MSGraph: Download from other than well-known folder
• Chg: OpenSSL updated to v3.3.1

v3.65 2024-03-11

• New: Midnight Maintenance
• Chg: OpenSSL updated to v3.1.1

v3.64 2023-03-06

• New: Support for RFC 2831 - Digest Authentication
• Chg: OpenSSL updated to v3.0.7
• Fix: Log error in case a virus scanner deleted a message during handling
• Fix: Workaround for wrong Exchange 2016 extended error 5.1.10
• Fix: Workaround for MSGraph status 204 with chunked

v3.63 2022-02-16

• New: Flag message as read after download (InboundIMAPSetReadAfterDownload=True,InboundHTTPSetReadAfterDownload=True)
• New: Support for SMTP RFC 5802 - SCRAM-SHA-1
• New: Support for SMTP RFC 7677 - SCRAM-SHA-256 / SCRAM-SHA-512
• Chg: Microsoft Graph URL with userPrincipalName for accessing a shared mailbox
• Chg: Optimized IMAP when Leave message on server is enabled
• Chg: OpenSSL updated to v3.0.1
• Chg: TLS RC4-MD5 and RC4-SHA is no longer supported
• Chg: Windows 2000 is no longer supported

v3.62 2021-02-09

• New: Support for OAuth2 / Modern Authentication with Microsoft Graph (O365/Outlook.com/Hotmail.com)
• New: Support OAuth2 with Google GMail
• New: IMAP Instant Delivery with zero latency (To enable set schedulers Every field to zero)
• Chg: OpenSSL updated to v1.1.1i
• Fix: Notification to postmaster in case of an OAuth2 Error

v3.61 2020-02-03

• New: Support for IMAP RFC 3501 LOGINDISABLED
• Chg: Terminate with ESCAPE and SPACE when running as a console application
• Chg: OpenSSL updated to v1.1.1d
• Fix: Extended characters when running as a console application

v3.60 2019-02-03

• New: Support for RFC 6530 Email Address Internationalization (EAI)
• New: NTLMv2 Authentication
• New: Support for RFC 8446 TLS 1.3
• Chg: DSN is a RFC 3462 and RFC 3464 conforming MIME multipart/report
• Chg: Prefer POP3/IMAP/SMTP Authentication by strenght (NTLMv2/NTLM2/NTLM/LM/CRAM-MD5/APOP/PLAIN)
• Chg: IMAP uses CLOSE instead of EXPUNGE for speed reason
• Chg: OpenSSL updated to v1.1.1a

v3.59 2018-02-17

• Fix: Optional startup delay failed in rare cases
• Fix: Wrong authentication error message with a POP3/IMAP server with more than one IP address
• Fix: Ignore IMAP untagged response in AUTHENTICATE PLAIN and RAM-MD5
• Chg: OpenSSL updated to v1.1.0g

v3.58 2017-02-27

• New: Support for private Enhanced Status Codes in Exchange 2013 and Office 365
• New: Show message size error in case no NDR is sent
• New: Adaptation for Windows 2016 and Windows 10
• New: Optimized receiving large messages lists
• New: Optimized receiving large messages using the RETR command
• Chg: Windows NT 4.0 is no longer supported
• Chg: Exe signed with SHA256, signature only valid on Windows 2008 R2 and above
• Chg: SSLv2 and SSLv3 is no longer supported
• Chg: OpenSSL updated to v1.1.0e
• Del: RAS and SOCKS
• Fix: Len of password for SMTP authentication
• Fix: MBAdmin wrote INI in wrong directory after a common dialog changed the current directory
• Fix: INI entry with a semicolon in a quoted string

v3.57 2016-01-22

• New: IMAP X-UIDL header line added when "Leave a copy of the message on server" is enabled
• New: IMAP Debug UIDL and header lines in Properties->Advanced->Show UIDL and header lines for all messages in the mailbox
• Chg: Debug UIDL and header lines uses better human readable format
• Chg: OpenSSL updated to v1.0.2e
• Fix: Hide IMAP password in non-delivery-report

v3.56 2015-02-04

• New: POP3 AUTH PLAIN and IMAP AUTH PLAIN
• New: POP3 X-UIDL header line added when "Leave a copy of the message on server" is enabled
• New: POP3 Debug UIDL and header lines in Properties->Advanced->Show UIDL and header lines for all messages in the mailbox
• New: Force quick restart after configuration change (Signal->Restart)
• New: Support for Server Name Indication (SNI)
• New: Adaptation for Windows 10
• New: Support for Public Suffic List (https://www.publicsuffix.org)
• Chg: zLib updated to v1.2.8
• Chg: OpenSSL updated to v1.0.1j
• Fix: Use next SASL authentication method in the case of an error/li>

v3.55 2014-02-22

• New: TLS with Perfect Forward Secrecy (PFS) using ECDH und DHE (proposed by C't magazine for computer technology)
• New: IMAP hides password in logfile
• Chg: Disable QuickEdit-Mode when running as a console application
• Chg: Settings for BreakTime and BreakRelative removed
• Chg: OpenSSL updated to v1.0.1f

v3.54 2013-01-15

• Fix: Disable TLS/SSL cipher DES-CBC-SHA
• Fix: Virus scanner in a directory with an Umlaut
• Fix: TLS with more than one intermediate certificate shows wrong status

v3.53 2012-08-06

• New: Compiled with ASLR (address space randomization) and NX (no execution)
• Chg: Optimized POP3 AUTH and CAPA command
• Chg: OpenSSL updated to v1.0.1c
• Chg: Outbound TLS connection use TLSv1, omit SSLv2, and reconnect with SSLv3 when TLSv1 fails
• Fix: IMAP query UID even when no messages are in the mailbox
• Fix: Failed to log an IMAP file error
• Fix: Delete more than one selected record from address list
• Fix: Unnecessary restart when timezone changes
• Fix: Very large attachment filled with ASCII zeros takes a long time to decode

v3.52 2011-06-23

• New: Support for POP3 STLS and IMAP STARTTLS
• New: Download from an IMAP folder other than INBOX
• New: Adjust the amount of connections to Exchange for each priority (ExchSubObjectMax=1)
• New: TLS information shows the algorithm and bits of the public certificate
• New: Disable IMAP NTLM and/or CRAM5 authentication
• New: Timeout of 10 minutes for on-demand virus scanner (VirusScannerTimeout=10000)
• New: Disable validation of e-mail address in GUI (InputValidateEMailAddress=False)
• Chg: IMAP finds new messages faster when Leave message on server is enabled
• Chg: OpenSSL updated to v1.0.0a
• Fix: DSN for persistent temporary failure had a status field of 5.x.x rather then 4.x.x.
• Fix: MBAdmin deleting several records
• Fix: Parsing a very long Content-Type: header line

v3.51 2010-08-17

• New: Removing attachments from a non-delivery report because Exchange 2007 has a hub size limit
• New: Switches for ClamAV virus scanner
• Chg: Update switches for McAfee Command Line Scanner v6.x
• Chg: Updated e-mail address parser for RFC 3696, RFC 5321 and RFC 5322
• Chg: Smaller download timeout when Delete message without a proper end-of-mail sequence is enabled

v3.50 2010-01-20

• New: non-delivery report shows the announced ESMTP SIZE
• New: Support for RFC 2319 - Ukrainian Character Set KOI8-U
• Chg: Default codepage from UTF-7 to UTF-8 because some free mailer don't support UTF-7
• Chg: Timeout for DATA set to the values of RFC 5321
• Chg: Using Microsoft VCC rather then Watcom for 32bit application
• Chg: In 64bit POPBeamer, MBAdmin is now native 64bit application

v3.49 2009-06-15

• Fix: Speeded up writing the message file using a cache
• Fix: MSG-OUT and MSG-IN directory are created even when ChkDsk changed them to a file
• New: POP3 message is deleted when the firewall / router wipes it and "Delete messages without a proper end-of-mail sequence" is enabled

v3.48 2009-03-18

• Fix: Malformed DNS packet causes a crash in rare situations

v3.47 2009-02-20

• New: Leave only large messages on POP3 server (InboundPOP3SkipLargeMsg=True)
• New: Verify using an SMTP e-mail query against an Exchange 2007 (View->Options->Verify)
• New: Warning when ini is read-only or no read-write ACL
• Chg: UAC is requireAdministrator for MBSever.exe and highestAvailable for MBAdmin.exe
• Fix: Manifest and UAC elevation also for MBServer.exe

v3.46 2008-08-03

• New: Set max message count in one POP3 session (View->Options->POP3)
• New: Port of Exchange can be changed (View->Options->Exchange)
• New: Disable sending a copy of the non-delivery message to postmaster (View->Options->Exchange)
• New: Disable attaching of the logfile for the notification message in View->Options->Exchange
• New: Support for Forefront spam blocking during the SMTP session
• New: Never send a non-deliver report to the sender when Exchange refuses to accept the message ( View->Options->SMTP)
• New: Send a non-deliver report to the sender when Exchange drops the connection after the DATA/BDAT command
• New: Send a non-deliver report to the sender when Exchange refuses to accept the message using a 500 error
• New: Send a non-deliver report to the sender when Exchange refuses to accept the message using a 400 error
• New: Optionally workaround for non-delivery reports to Lotus Notes
• Chg: CAPA is disabled by default for a new POP3 mailbox
• Chg: Changed the options and description at View->Options->SMTP->Exchange queue
• Chg: Messages are sent to Exchange immediately after the POP3 session
• Fix: Omit ESMTP STARTTLS when a TLS connection is active
• Fix: ESMTP PIPELINING with several RCPT TO and all of them get a different error
• Fix: Deliver messages with more than one recipient when at least one recipient is blocked during the SMTP session
• Fix: Several messages in the outbound queue and the first one was rejected by Exchange

v3.45 2008-01-19

• New: MBServer is now also available for both the Intel and AMD processors supporting EM64T
• and AMD64 architectures running on 64bit operating system like Windows 2003 64bit (x64)
• New: Force the application to run in Admin Approval Mode when UAC
• (User Account Control) is enabled in Vista or Windows 2008
• Fix: MBAdmin Service dialog start / stop button had wrong label in French

v3.44 2007-08-06

• New: Better support for x64 operating systems
• New: Exe are now digitally signed
• New: on startup POPBeamer creates the directories for the statistic, the logfile and the history
• Fix: a TLS outgoing connection was not terminated when the other side dropped
• the TLS in the middle of a session
• Chg: Send and receive function optimized
• Chg: Delivery Status information is added to the text part of a failed DSN (non-delivery report)
• Chg: POPBeamer no longer uses the system TEMP directory,
• POPBeamer creates a temp directory below the POPBeamer directory
• Chg: View->Options->SMTP->Check for Exchange is disabled,
• because Exchange 2007 with an Internet Connector does no longer announce the XEXCH50 ESMTP verb

v3.43 2007-01-16

• New: French, Italian and Spanish are now available, together with the previous English and German
• New: POPBeamer auto detects the language based on the language of Windows,
• but you can manually set it in View->Options->Advanced
• New: Faster finding of new messages when Leave message on server is enabled
• New: Exe are now digitally signed
• New: Wizard adds the postmaster domain to the domain list
• Fix: Sometimes a failed POP3 connection had the wrong error number (error 6 rather than error 13)
• Fix: User defined From: address is used for all DSN and NDR
• Fix: Decoding of Received header lines

v3.42 2006-05-03

• New: Optionally delete POP3 messages without a proper end-of-mail sequence
• (needed for a large ISP where the POP3 server sends non-RFC conforming end-of-mail sequence and
• some older versions of IMail where the database gets corrupted)
• New: Any on-access virus scanner can be used for scanning of the messages
• New: Leave message in server is faster and uses less memory
• New: datauidl.dat no longer stores UIDL for a deleted mailbox
• New: POP3 und IMAP authentication with TLS/SSL and a user certificate
• New: Optionally retain the UIDL data even when the mailbox is empty
• (needed for a large German ISP that has a buggy STAT implementation in a server farm)
• Fix: Disable Leave message on server when the server returns an invalid formatted UIDL

v3.41 2005-12-05

• New: Logging to Eventlog can be disabled
• New: Copy and Add buttons on the new POP3 page
• New: Parsing of invalid Outlook addresses like "user@domain.com" <'user@domain.com'>
• New: Start/stop/install/remove POPBeamer service from MBAdmin View->Service
• Fix: The checkbox for purging statistic files was not enabled

v3.40 2005-08-29

• Fix: File->New mailbox is grey when the logfile is disabled
• New: The main window shows either the logfile or the mailbox list
• (View->Options->Logfile->Real-time logfile)

v3.39 2005-08-03

• New: MBAdmin shows the logfile in real time in the main window
• New: IMAP with SSL / TLS on port 993
• New: The logfile shows when a non-standard outbound SMTP port is used
• New: Optionally send the undeliverable messages to
• an alternate e-mail address (only with the Address List as the verification method)
• Fix: IMAP login problem wasn't reported to postmaster

v3.38 2005-02-10

• Fix: Problem with ACL in some environments
• Fix: Removed the dot at the end of a TMP file, because Sophos 3.29 can't find such a file
• New: From: address for the DSN can be changed
• New: The demo version sends a message to postmaster before it expires
• New: Context specific help for the option menu

v3.37 2004-09-15

• Fix: MBAdmin crashed when the history directory was changed
• Fix: RFC822 deep counting of a message
• Chg: Delivered-To header line is no longer supported;
• if you still need it then add it to the custom field
• New: Support for KS_C_5601-1987(Korean) message decoding
• New: Added /ARCHIVE to the default switches for F-Prot

v3.36 2004-02-05

• New: Option to purge old statistic files
• New: Directory for the history files can be changed
• New: Option to purge old history files

v3.35 2003-10-03

• New: Support for the X-Envelope-To field
• New: Support for the Original-Recipient field

v3.34 2003-06-04

• Chg: Messages in the history folder are now longer byte stuffed
• Chg: IMAP uses BODY.PEEK[] rather than RFC822.PEEK to download the message
• New: MBAdmin does not longer overwrite popbeam.ini
• when the file was changed manually or through MBServer

v3.33 2003-03-28

• Fix: Encoding BIG5 messages a temp file was not deleted
• Fix: Decoding of quoted printable pdf files sent by Exchange 5.5
• Chg: Comparing UIDL is now case sensitive
• Chg: Decoding of a filename which is longer than 256 bytes
• Chg: POPBeamer no longer supports the old file based registration method
• New: Support for 8BITMIME (RFC 1652)
• New: Decoding of yEnc, Deflate-8bit and Deflate-Base64
• New: POPBeamer stops processing messages when the disk has less then 50MB free space

v3.32 2002-12-04

• Fix: In a non-delivery report the header and the body text was
• sent back rather than only the header
• Fix: Decoding of Big5 HTML messages
• Fix: Typo in a delivery status notification
• New: Check of the name server at startup to make sure it is working
• New: Support for ISO-2022-JP (Japanese Characters)
• New: /PROGRAM as argument for McAfee scanner

v3.31 2002-08-09

• Fixed Event Log reporting in the case of a connection failure
• Changed that an error report is not sent when a restart is requested
• Changed the handling of a SSL/TLS connection when
• the target host has no CN (common name)
• Added support for nested digest messages
• Added a option to reconnect in the case the POP3 connection
• was not successful (most helpful for pop.kundenserver.de)
• Added the option to define the temp path without changing the TEMP environment variable

v3.30 2002-05-03

• Fixed HELO when ESMTP is disabled

v3.29 2002-02-27

• Fixed disabling of CAPA command
• Added diagnostic logging for the virus scanner
• Added support for virus scanning in the EML message format
• Added support for SSL / TLS encryption

v3.28 2001-11-29

• Fixed detection of Aliz virus
• Added the option to perform an online check for a new program version
• Added the option to notify the postmaster in the case a new program version is available

v3.27 2001-10-18

• Added support for Sophos Anti-Virus 3.x

v3.26 2001-08-10

• Fixed SMTP authentication with servers that announce only AUTH and PLAIN
• Fixed a problem decoding the attachments of a multipart/related message
• Fixed a problem decoding invalid messages (virus messages)
• Changed the default charset for non-deliver-messages from ISO-8859-1 to UTF-7
• Added German as a alternate language in POPBeamer

v3.25 2001-06-07

• Fixed decoding of messages with more than 40000 Content-Type definitions
• Fixed console screen buffer handling when running on Windows 2000/2003
• Changed that no error is generated when the Exchange does not allow authentication
• Added the option to add or remove header lines
• Added a check for an on-access virus scanner, because the scanner will block POPBeamer from accessing its files
• Added additional checking when reading queued messages from disk

v3.24 2001-05-04

• Fixed detection of Magistr virus
• Added the option to scan embedded TNEF (WINMAIL.DAT) for viruses
• Changed the parsing of the header of a message to accept only a blank line with CRLF as end-of-header

v3.23 2001-04-12

• Fixed a problem when a message had more CC: than To:

v3.22 2001-04-11

• Changed the logfile to use UTF-8 rather than ASCII
• Changed the .dat and .ini files to use ANSI and UTF-8 rather than ASCII
• Added support for messages encoded in UTF-7 and UTF-8
• Added support for KOI8-R (Russian) and Big5 (Chinese) message decoding
• Added support for code page 1255 (Hebrew) message decoding

v3.21 2001-02-10

• Added a secondary schedule for weekdays/weekends
• Added an option to automatically delete message from server after a few days
• Added support for IMAP, IMAP4 , IMAP4rev1 (RFC 1730 , RFC 2060)
• Added support for RFC 2554 (SMTP AUTH LOGIN)
• Added support for RFC 2595 (SMTP AUTH PLAIN)
• Added support for RFC 2195 (SMTP AUTH CRAM-MD5)
• Added support for SMTP AUTH NTLM
• Added support for RFC 1734 (POP3 AUTH)
• Added support for RFC 2222 (POP3 SASL)
• Added support for RFC 2195 (POP AUTH CRAM-MD5)
• Added support for POP3 AUTH NTLM
• Changed "leave message on server" to be independent for every mailbox
• Changed the default connection limit to 10 concurrent connections
• Changed that in the case of a problem the logfile is enclosed with the status message

v3.20 2000-12-21

• Fixed virus scanning with the newer versions of F-PROT
• Fixed combo box for Exchange automatic response

v3.19 2000-10-27

• Fixed a problem with IMCEAEX addresses
• Added support for command pipelining (RFC1854)
• Added support for virus scanning of html pages
• Added an option to allow Exchange to send back automatic responses like non-delivery reports or out-of-office messages

v3.18 2000-09-11

• Changed the workaround for the bug in IMail POP3 server to be more effective
• Added a workaround for servers that deny the RSET command
• Added support for F-PROT 3.x anti-virus scanner
• Added a pickup directory for resending of messages from HIST-OUT
• Added option to enable APOP
• Added option to disable ESMTP for a server that does not support it

v3.17 2000-07-18

• Added a switch to disable the checking for the servers capabilities (CAPA)
• Added CHUNKING (RFC 1830) for better sending to Exchange 2000
• Added authentication for secure sending to Exchange 2000
• Added a workaround for a bug in IMail POP3 server when the mailbox is out of sync
• Added signal to send the current logfile to postmaster
• Added option to purge old logfiles
• Changed the parsing of the error address (returnpath) so that POPBeamer now tells the Exchange to whom a NDR can be sent

v3.16 2000-04-27

• Added Cut, Copy and Paste to MBAdmin so that it should be easier to duplicate a POP3 mailbox
• Added option to disable a POP3 mailbox
• Changed so that messages are copied into the HIST folder when the message arrives (and not when the message is sent)

v3.15 2000-02-25

• Fixed counting of concurrent connection when using dial up
• Added option to set the port for each POP3 server
• Added option to send a status message in the case a POP3 download failed
• Fixed console screen when running as a interactive service
• Added workaround for Win2000 which reports an error when shutting down the service
• Added support for the X-RCPT-TO field in inbound POP3 messages

v3.14 2000-01-08

• Added the option to leave messages on the server
• Fixed downloading of complete empty messages
• Fixed forwarding of an virus infected e-mail to postmaster@xxxxxx.xxx

v3.13 1999-12-02

• Removed Norton Anti Virus from the supported scanner options, because it does not return a proper errorlevel in the newest versions
• Added an option to limit the messages size (messages above the limit are delete from the POP33 mailbox without downloading)

v3.12 1999-09-27

• Changed the "wake up router" to be a little bit faster in detecting an already opened route
• Fixed quoting in CSV file
• Added an option to limit the concurrent POP3 connection in case POPBeamer exhausts the line or the ISP capacity
• Added support for the header line Envelope-To: which is used by mails from ZDNet

v3.11 1999-07-28

• Changed the checking of duplicate inbound POP3 messages to be by default
• Added support for the Delivered-To: domain.com+-user@domain.com address
• Added support for the Delivered-To: domain.com-user@domain.com address
• Added a comment field for POP3 mailbox
• Added support for RFC 2034 (Enhanced Error Codes)
• Added support for RFC 1893 (Enhanced Mail System Status Codes)
• Added support for RFC 1891 (Delivers Status Notification)
• Added a DSN NOTIFY NEVER when sending to the Exchange so that DSN are not sent out to the wrong e-mail address

v3.10 1999-05-27

• Added new option for e-mail verification based on a domain name
• Added support for the Delivered-To: domain.com%pop@domain.com address

v3.09 1999-04-23

• Added support for APOP
• Added writing of POP errors to the eventlog when running under Windows NT
• Added support for statistics (SM*.CSV)
• Added support for virus scanning
• Added a checking to make sure POPBeamer is sending to an Exchange server in order to prevent infinite loops when a proxy server maps the port to the ISP's SMTPserver. If you have an Exchange server 4.0 or any other SMTP server like Notes or GroupWise, you need to disable the checking in MBAdmin
• Fixed rescheduling of more than one message to a host when host times out
• Changed the way the custom header lines are processed so that it's possible to scan for normal header line like "To"

v3.08 1999-03-22

• Fixed receiving of zero byte files
• Fixed downloading of corrupt messages

v3.07 1999-01-30

• Added additional checking of the From address to make sure Exchange will accept it
• Added support for the Return-Path header field
• Added skipping of bad POP3 messages that are not downloadable
• Added support for using a specific Rreceived for: line

v3.06 1999-01-07

• Changed the way a connect is done so that it does not take 5 minutes to find out that a host is not responding
• Added support for Delivered-To: in inbound POP3 with Auto Detect
• Added a workaround for a configuration bug in some QPOP POP3 servers
• Added new option for e-mail verification so that no imported address list is necessary
• Added new options for e-mail address detection, depending on how your ISP's host formats the message
• Added support for custom header fields
• Added dump of the message header
• Added a description of how POPBeamer detects and verifies an e-mail address
• Added displaying the FROM address
• Added warnings when the configuration is not in the way it should be

v3.05 1998-12-01

• Added support for Resent-To and Apparently-To in inbound POP3 with auto detect
• Added support to signal MBServer that it should immediately collect and send messages
• (please read the section "Helper Programs" for documentation and a complete description)

v3.04 1998-10-31

• Added a check that only messages with more than one recipient are discarded
• Fixed ExchImp for users with more than one SMTP address
• Fixed deleting of temp file with duplicated message

v3.03 1998-10-07

• Fixed a problem with finding duplicated message ID's
• Fixed ExchImp display name for foreign characters

v3.02. 1998-09-11

• Added support for discarding duplicated e-mail in inbound POP3 routing based on identical message ID
• Added a third digit for the thread number

v3.01 1998-07-07

• Fixed a problem when a POP3 server sends blanks before the result code
• Fixed deletion of temp files in POP3 sessions
• Changed MBAdmin so that deleted database records will not be reused
• Added SOCKS support
• Added wake up for dialup router

v3.00 1998-05-15

• Released