Opening an SMHT File

The SMHT file type is primarily associated with Sealed.

SMHT	File extension: SMHT
	File type:	MHT Archive

What is an SMHT file

SMHT files mostly belong to Sealed by SealedMedia. SealedMedia software integrates with existing business systems to deliver protection of valuable digital information. It enables complete control over who can use sensitive information and when. The originator can change rights to access and use a document even after it’s been delivered including revoking access.

How can I open an SMHT file?

You need a suitable software like Sealed to open an SMHT file. You need a suitable software like Sealed from SealedMedia to open an SMHT file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your SMHT file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a SMHT file directly in the browser:. Just drag the file onto this browser window and drop it.

Online SMHT Text Viewer

Choose your .smht file to analyze

or drag and drop it here

Online File Viewer

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4 Steps to Open an Unknown .SMHT File

Because .SMHT files can come from different programs, they aren't universally openable.

Identify the Source: These files often originate from secure corporate workflows or DRM-protected document sharing, suggesting they are Sealed MHT Archives.
Check the Header: Open the file in a text editor or hex viewer to inspect the first bytes.
- "MIME-Version" implies a standard web archive structure.
- Unreadable binary data indicates DRM encryption.
Use the Original Software: The original program is usually required; try SealedMedia Unsealer or Oracle IRM Desktop, or ask the sender if uncertain.
Use this Webpage: Drag and drop the file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for SMHT File Extension

Identifier:

Hex: 53 6F 66 74 53 45 41 4C 20, ASCII: SoftSEAL (provided by TrID database)

Related files:

spdf, sxml, spn

Related links:

Unsealer

Mime type:

application/vnd.sealed.mht

an smht MHT Archive is a special file format by SealedMedia and should only be edited and saved with the appropriate software.

How to solve problems with SMHT files

Associate the SMHT file extension with the correct application.
Update your software that should actually open mht archives. Because only the current version supports the latest SMHT file format. Search, therefore, e.g. on the SealedMedia manufacturer website after an available Sealed update.
To make sure that your SMHT file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .SMHT file online - secure, fast, and no downloads needed.