Application reports security vendor initialization error like below:
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ERROR com.tibco.security.impl.np.SecurityVendor - Cannot initialize security vendor
com.tibco.security.AXSecurityException: Cannot initialize BouncyCastle provider in classpath
    at com.tibco.security.impl.B.Object.o00000(SecurityVendor.java:314)
    at com.tibco.security.impl.B.Object.init(SecurityVendor.java:143)
    at com.tibco.security.impl.B.Object.init(SecurityVendor.java:88)...
Caused by: java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.tibco.security.impl.B.Object.o00000(SecurityVendor.java:297)
    ... 21 more
Caused by: java.lang.SecurityException: class "org.bouncycastle.crypto.CryptoServicesRegistrar"'s signer information does not match signer information of other classes in the same package
    at java.lang.ClassLoader.checkCerts(ClassLoader.java:891)
    at java.lang.ClassLoader.preDefineClass(ClassLoader.java:661)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:754)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
    at java.net.URLClassLoader.defineClass(URLClassLoader.java:468)
    at java.net.URLClassLoader.access$100(URLClassLoader.java:74)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:369)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:363)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:362)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:355)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
    at org.bouncycastle.jcajce.provider.ProvSecureHash$MD5.configure(Unknown Source)
    at org.bouncycastle.jcajce.provider.BouncyCastleFipsProvider.<init>(Unknown Source)
    at org.bouncycastle.jcajce.provider.BouncyCastleFipsProvider.<init>(Unknown Source)
    ... 26 more
----->
This possibly is because using fips .jar file and non-fips jar file together.