*This article is no longer being updated due to the end of Classic version support in September 2026. For the latest information, please refer to Release Notes.
Updates for Email Archive Modern will be announced in this article as they become available.
Authentication Method
| Field | Details | Date Published |
|---|---|---|
| OIDC Authentication Support |
Supports Microsoft OIDC and Google Workspace OIDC. Note: HENNGE Email Archive Modern does not support Basic authentication. |
Published May 2024 |
Improvements to Archive Search Functionality
| Field | Details | Date Published |
|---|---|---|
| Advanced Search Screen Implementation | Implemented an advanced search screen, allowing intuitive configuration of search conditions. | Published May 2024 |
| Minute-based Search Period Specification | Previously, the search period was limited to daily units. Now, you can narrow down the period in minutes, addressing requests for more granular investigation. | Published May 2024 |
| Preset Period Specification | Added preset periods such as "Today" and "Yesterday" for easy selection. | Published May 2024 |
| Addition of Search Conditions (Sender / Recipient) | Previously, searching by recipient or sender required separate searches for sent and received emails. Now, a single search condition for "Sender / Recipient" allows you to check both at once. | Published May 2024 |
| Addition of Search Condition (To) | Previously, only combined search for To, Cc, and Bcc was available. Now, you can search only for emails where the specified recipient is in the To field. | Published May 2024 |
| Addition of Search Condition (Cc) | Previously, only combined search for To, Cc, and Bcc was available. Now, you can exclude emails where the specified recipient is in the Cc field by searching only Cc. | Published May 2024 |
| Addition of Search Condition (Body) | Previously, keyword search targeted both subject and email body. Now, you can search only within the email body. | Published May 2024 |
| Search History | Implemented a search history screen, allowing users to review and re-run up to 100 of their most recent search conditions. | Published September 2024 |
| Keyword Search | Previously, you had to specify the search location (recipient, body, etc.) along with the keyword. Now, keyword search allows you to search for partial matches in sender, recipient, Header From, Header To/Cc/Bcc, subject, email body, attachment content, or attachment name, without specifying the location. | Published September 2024 |
| Improved Search Fields | Search fields for narrowing down archive search conditions are now displayed in a list. | Published September 2025 |
| Addition of Search Condition (Message-ID) | Added a search condition for "Message-ID." Useful for tracking emails when the Message-ID is known. *Supported only for emails from January 1, 2026 onward. |
Published May 2026 |
| Addition of Search Condition (Email Size) |
Added a search condition for "Email Size." Supports checking for large emails with attachments or suspiciously small spam emails. |
Published May 2026 |
| Addition of Search Condition (Attachment Details) |
Added search conditions for attachment file name, extension, and password protection. You can now filter by file details, such as sending or receiving password-protected ZIP files. |
Published June 2026 |
Improvements to Archive Search Results Display
| Field | Details | Date Published |
|---|---|---|
| Display Time (HH:MM) in Search Results List | Previously, only the date was shown for search results except for the current day. Now, the time is also displayed, reducing the need to open email details to check the send time. | Published May 2024 |
| Change Email Details from Accordion to Side Panel Display | You can now easily open email details from the search results list and view details in a larger side panel. | Published May 2024 |
| Display HTML Body |
Previously, only plain text emails were displayed. The Modern version now also displays the HTML body as plain text. Suspicious emails can be viewed on screen without downloading to your device. Since the HTML body is displayed as plain text, there is no risk of accidentally clicking suspicious links. |
Published May 2024 |
| Display Message Source | The message source can now be viewed on the email details screen. IT administrators can check information such as Message-ID and Received headers. | Published May 2024 |
| Display Defrosting/Defrosted Status | Added accurate defrost completion time and the date/time when the status returns from defrosted to frozen. | Published May 2024 |
| Attachment Viewer |
You can now view PDF files, Office files, and image files directly in the email details screen of archive search results without downloading. Please refer to the release notes for supported file formats. |
Published November 2024 |
| Sort Search Results | Archive search results can now be sorted by sent date and time. | Published November 2025 |
| My Workspace |
For audit operations, you can now add personal records such as "Star," "Confirmed," and "Description" to archived emails. A dedicated "My Workspace" page has also been added to view these items in a list. |
Published August 2026 |
Improvements to User Settings
| Field | Details | Date Published |
|---|---|---|
| Added Custom Permissions for Each Menu: "No Access," "View Only," "Edit" |
Previously, only preset roles were available, and there were many requests for more flexible role settings. The Modern version now allows you to specify "No Access," "View Only," or "Edit" for each menu. |
Published May 2024 |
| Added "Download" Permission to User Settings | You can now configure whether to allow downloading emails or attachments during archive search. This addresses requests to prevent unnecessary data from being left on users' devices. | Published May 2024 |
| Added "Edit Self" Permission to User Settings | You can now configure whether users are allowed to change their own permissions. | Published May 2024 |
| Added "Description" (Optional Field) to User Settings | Added an optional free-text field for comments to record during user maintenance. | Published May 2024 |
| Added User Status to User Information |
Added user status (last login, created at, updated at) to make it easier to understand user activity. Last login is also displayed in the user list. |
Published May 2024 |
Improvements and Updates to Search Policy Settings
| Field | Details | Date Published |
|---|---|---|
| Expanded Values Configurable in Search Policy | Increased the maximum number of email addresses and domains that can be set in a search policy. ・Email addresses: 10 → 150 ・Domains: 10 → 100 |
Published February 2026 |
| Optimized Search Policy Settings UI | Optimized the search policy UI, allowing more flexible policy customization. Release Notes: [Email Archive Modern/Classic] 4th week of March 2026 (Expansion of "Search Policy Settings" / Expansion of "Migration to Modern" Targets) |
Published March 2026 |
Improvements and Updates to Operation Log
| Field | Details | Date Published |
|---|---|---|
| Log Integration | Integrated action logs and archive search logs | Published May 2024 |
| Filtering by Log Field | Previously, filtering was only available by user. The Modern version allows filtering by up to 10 users and by log field (login, email search, email view, etc.). | Published May 2024 |
| Display Details Before and After Settings Changes | For settings change logs, details before and after the change are displayed, making it easy to identify what was changed. | Published May 2024 |
| Log Retention Period Setting | Previously, operation logs were retained indefinitely. In the Modern version, the maximum retention period is 10 years. | Published May 2024 |
| Support for Downloading Classic Version Logs |
You can now check various logs from the Classic version (support ends September 2026) in the operation log download CSV. |
Published April 2026 |
Others
| Item Name | Details | Release Date |
|---|---|---|
| Language switching supported | In the current version, the display language is based on the preferred language of the web browser, but in the Modern version, you can switch languages from the menu at the top right of the screen. | Released May 2024 |
| Feedback form added | A feedback form has been added to collect opinions and comments from users. The ratings and comments you submit will be sent directly to the development team. | Released May 2024 |
| Help added to each menu screen | You can now check details for each menu directly on the screen without searching the Help Center or manuals. Click the "?" icon to view help. | Released May 2024 |
| HENNGE Tadrill (Targeted Email Attack Training Service) Integration |
With the Tadrill report add-on feature, you can easily investigate in Email Archive whether similar suspicious emails reported by employees have been received by other employees. For more details, please refer to the release article. |
Released December 2024 |
| Header download feature added |
You can now export a list of header information (Sent At, Subject, sender and recipient email addresses, presence of attachments, Email Size) from Email Archive search results as a CSV file. In the current version, CSV files are split every 2,000 emails or 400MB, but in the Modern version, you can download up to 100,000 results in a single file. |
Released January 2025 |
| Allowed IP Addresses setting feature added | A feature to set Allowed IP Addresses has been added. The Modern version supports both IPv4 and IPv6. | Released February 2025 |
| Backup period change feature added |
The backup period change feature has been added. For more details, please refer to the release article. |
Released April 2025 |
| Bulk email download / defrost feature added |
A feature has been added to the Administration to select and download or defrost multiple emails at once. Note: In the current version, downloads are available in pst / mbox / zip formats, but the Modern version supports only zip format. |
Released July 2025 |
| Bulk Email Export feature added | A feature has been added to the Administration to specify a period or address and download up to 100,000 emails per month in bulk. Release Information: [Email Archive Modern] 4th week of August 2025 (Bulk Email Export) |
Released August 2025 |
| Single Sign-On setting feature added | A feature has been added to the Administration to register up to two IdPs (Google / Microsoft tenants) that can access Email Archive Modern. Release Information: [Email Archive Modern] 5th week of October 2025 (Single Sign-On setting feature) |
Released October 2025 |
| Added Message-ID field to CSV output from header download | The Message-ID field has been added to the CSV file output by the header download feature. * Only emails sent after January 1, 2026, 09:00 (JST) will include this field. Release Information: [Email Archive Modern] 1st week of February 2026 (Added "Message-ID" to header download) |
Released February 2026 |
| Added Archived Date and Email ID fields to CSV output from header download | The Archived Date and Email ID fields have been added to the CSV file output by the header download feature. Release Information: [Email Archive Modern] 4th week of February 2026 (Added "Archived Date" and "Email ID" to header download) |
Released February 2026 |
| Added Attachment Name field to CSV output from header download | The Attachment Name field has been added to the CSV file output by the header download feature. * Only emails sent after April 1, 2026 (Wed) 9:00 JST (UTC+09:00) will include this field. Release Information: [Email Archive Modern] 2nd week of April 2026 (Added "Attachment Name" to header download) |
Released April 2026 |