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Subject: JAR Manifest & Signature File, PKCS#7 Signed Data (FC Stegerman)
Origin: FILE5_44-14-gbb955ca3 <https://github.com/file/file/commit/FILE5_44-14-gbb955ca3>
Upstream-Author: Christos Zoulas <christos@zoulas.com>
Date: Wed Jan 11 23:59:49 2023 +0000
--- a/magic/Magdir/der
+++ b/magic/Magdir/der
@@ -137,3 +137,10 @@
>>>>&0 der seq
>>>>>&0 der obj_id3=550403
>>>>>&0 der utf8_str=x \b, Subject=%s
+
+# PKCS#7 Signed Data (e.g. JAR Signature Block File)
+# OID 1.2.840.113549.1.7.2 (2a864886f70d010702)
+# Reference: https://www.rfc-editor.org/rfc/rfc2315
+0 der seq
+>&0 der obj_id9=2a864886f70d010702 DER Encoded PKCS#7 Signed Data
+!:ext RSA/DSA/EC
--- a/magic/Magdir/java
+++ b/magic/Magdir/java
@@ -43,3 +43,10 @@
>6 leshort >0x00 \b, version %d
>4 leshort x \b.%d
!:mime application/x-java-image
+
+# JAR Manifest & Signature File
+# Reference: https://docs.oracle.com/javase/8/docs/technotes/guides/jar/jar.html
+0 string/t Manifest-Version:\x201.0 JAR Manifest
+!:ext MF
+0 string/t Signature-Version:\x201.0 JAR Signature File
+!:ext SF
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