All File Signatures & Extensions
Search by extension, format name, or MIME type to jump straight to a canonical signature page with validation code and source attribution.
JBIG2 image fileTrailer:03 33 00 01 00 00 00 00
image/x-jbig2
Primary Hex
97 4A 42 32 0D 0A 1A 0A
JBIG2
image/x-jbig2
Primary Hex
97 4A 42 32 0D 0A 1A 0A
Java Cryptography Extension keystorefile
N/A
Primary Hex
CE CE CE CE
JDF
application/x-jeol-jdf
Primary Hex
4A 45 4F 4C 2E 4E 4D 52
JFI
image/jpeg
Primary Hex
FF D8 FF
JPEG/JFIF graphics fileTrailer:FF D9
image/jpeg
Primary Hex
FF D8 FF
JIF
image/jpeg
Primary Hex
FF D8 FF
JavaKeyStore file
application/x-java-keystore
Primary Hex
FE ED FE ED
JMX
text/plain
Primary Hex
54 68 69 73 20 69 73 20 54 65 58 2C