The File Extensions Database

.SEC File Extension

  • Category: Misc Files

What is an .SEC file?

.SEC is PGP Secret Key Ring

Contains ASCII armored private keys used for decrypting PGP (Pretty Good Privacy) encrypted files

File Type 2 Samsung Security Video File
Developer by: Samsung Category: Video Files

Video file created with a Samsung DVR surveillance system; contains H.264/AVC video in a proprietary container format that can only be played back with Samsung's video software.

You can play back a SEC file in Samsung's SmartViewer. You can also use FFmpeg to convert the file to a more convenient container format, like .AVI, that can be shared with others.

Programs that open Samsung Security Video File
Samsung SmartViewer
File Type 3 GuinXell Video File
Developer by: GuinXell Category: Video Files Format: Binary

Video container file used by SecPlayer, a video player for the GuinXell homebrew platform, which can be run on the Sony PSP; contains sequential M-JPEG video data and .MP3 data for audio; used for playing back video on GuinXell at resolutions up to 240x160 and frame rates up to 18 frames per second.

SEC files can be transferred to a Sony PSP using Windows and a USB connection.

Programs that open GuinXell Video File
Microsoft Windows with USB connection

How to solve problems with SEC files

  • Associate the SEC file extension with the correct application. On :
    Windows: Right click on any SEC file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.SEC files". Mac: Right click (or Ctrl-click) the SEC file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .SEC is PGP Secret Key Ring. Because only the current version supports the latest SEC file format. Search, therefore, e.g. on the N/A manufacturer website after an available .SEC is PGP Secret Key Ring update.
  • To make sure that your SEC file is not corrupted or virus-infected, get the file again and scan it with antivirus software.