diff -r 50c0d24d3971 -r e4a7bacf99b1 test/jdk/sun/security/tools/jarsigner/JarSigning.keystore.README
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/sun/security/tools/jarsigner/JarSigning.keystore.README	Wed May 09 09:50:25 2018 +0800
@@ -0,0 +1,6 @@
+#JarSigning.keystore is generated with
+
+rm JarSigning.keystore
+keytool -genkeypair -keystore JarSigning.keystore -storepass bbbbbb -keypass bbbbbb -alias b -dname CN=b -keyalg DSA
+keytool -genkeypair -keystore JarSigning.keystore -storepass bbbbbb -keypass bbbbbb -alias c -dname CN=c -keyalg RSA
+keytool -genkeypair -keystore JarSigning.keystore -storepass bbbbbb -keypass bbbbbb -alias d -dname CN=d -keyalg EC