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Receiving GK-2A LRIT Images

July 30, 2019 - sam210723
  • Extract the key file called EncryptionKeyMessage_001F2904C905.bin
  • ZIP file can now be deleted
  • Copy the key file to your xrit-rx folder
  • Decryption sample code ZIP

    This Encryption Key Message file itself is encrypted and needs to be decrypted before use. The second part of the file name is the key: EncryptionKeyMessage_001F2904C905.bin. The keymsg-decrypt.py script in the xrit-rx "tools" folder .

    python3 tools\keymsg-decrypt.py EncryptionKeyMessage_001F2904C905.bin 001F2904C905

    For those interested, a detailed explanation of the key decryption process is available in this older blog post.

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    GEO-KOMPSAT-2A (GK-2A) is a geostationary meteorological satellite positioned at 128.2˚E and operated by the National Meteorological Satelite Center of the Korea Meteorological Administration. On July 22nd 2019 it replac...
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