{"success":true,"data":{"ext":"bli","name":"Thomson Speedtouch series WLAN router firmware","description":"Thomson Speedtouch series WLAN router firmware is a firmware image format used by Thomson and SpeedTouch networking devices, originally created and maintained by the vendor for router software distribution. It is used to update device operating systems, restore factory configurations, and deploy firmware revisions during maintenance or service operations. The format is generally safe, but as with any firmware image, it should be obtained from trusted sources and verified before installation.","mime":[],"risk_level":"Safe","signatures":[{"hex":"42 4C 49 32 32 33","offset":0,"sources":[{"name":"Gary Kessler","url":"https://www.garykessler.net/library/file_sigs_GCK_latest.html"}]},{"hex":"42 6C 69 6E 6B 20 62 79 20 44 2E 54 2E 53","offset":0,"sources":[{"name":"Gary Kessler","url":"https://www.garykessler.net/library/file_sigs_GCK_latest.html"}]}],"related":["rbi"],"usage":{"python":"def is_bli(file_path: str) -> bool:\n    \"\"\"Check if file is a valid BLI by magic bytes.\"\"\"\n    signature = bytes([0x42, 0x4C, 0x49, 0x32, 0x32, 0x33])\n    with open(file_path, \"rb\") as f:\n        return f.read(6) == signature","node":"function isBLI(buffer: Buffer): boolean {\n  const signature = Buffer.from([0x42, 0x4C, 0x49, 0x32, 0x32, 0x33]);\n  return buffer.subarray(0, 6).equals(signature);\n}","go":"func IsBLI(data []byte) bool {\n    signature := []byte{0x42, 0x4C, 0x49, 0x32, 0x32, 0x33}\n    if len(data) < 6 {\n        return false\n    }\n    return bytes.Equal(data[:6], signature)\n}"}}}