File Extension OTRKEY


File extension: OTRKEY
File type: Encoded Video

Notes about the OTRKEY file extension:

To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened" (Windows 7) or "How do you want to open this file?" (Windows 10) if you double-click the file. There click on "More apps" and choose a suitable software to view such files on your PC or from email attachments.

The OTRKEY file type is primarily associated with 'OnlineTvRecorder' by Some German TV programs can be sent to specific users requesting them. The program is encrypted and sent as an .OTRKEY file which can only be decrypted by the specific user requesting the program. There is some thought that the encryption is some form of the Blowfish technique.

Detailed information for file extension OTRKEY:

Primary association: OnlineTvRecorder
File classification: Video
Identifying characters Hex: 4F 54 52 4B 45 59 46 49 4C 45 , ASCII: OTRKEYFILE
Related links: Reverse Engineering Online TV Recorder
File Identifier - TrID
'Identifying characters' used on are
provided by Marco Pontello from his TrID database

To change file associations press Windows Key + X and then Apps and Features > Default apps > Choose default apps by file type. Invalid file associations could be the result of underlying issues within your Windows PC.

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