diff --git a/openid-connect-common/src/main/java/org/mitre/jwt/signer/PlainSigner.java b/openid-connect-common/src/main/java/org/mitre/jwt/signer/PlainSigner.java
deleted file mode 100644
index 1252a79ee..000000000
--- a/openid-connect-common/src/main/java/org/mitre/jwt/signer/PlainSigner.java
+++ /dev/null
@@ -1,58 +0,0 @@
-/*******************************************************************************
- * Copyright 2013 The MITRE Corporation 
- *   and the MIT Kerberos and Internet Trust Consortium
- * 
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- * 
- *   http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- ******************************************************************************/
-package org.mitre.jwt.signer;
-
-import java.util.Set;
-
-import com.google.common.collect.Sets;
-import com.nimbusds.jose.JOSEException;
-import com.nimbusds.jose.JWSAlgorithm;
-import com.nimbusds.jose.JWSSigner;
-import com.nimbusds.jose.PlainHeader;
-import com.nimbusds.jose.ReadOnlyJWSHeader;
-import com.nimbusds.jose.Requirement;
-import com.nimbusds.jose.util.Base64URL;
-
-/**
- * Signer to support "alg:none" JWS signing option (no signature).
- * 
- * @author wkim
- *
- */
-public class PlainSigner implements JWSSigner {
-
-
-	@Override
-	public Set<JWSAlgorithm> supportedAlgorithms() {
-		return Sets.newHashSet(new JWSAlgorithm("none", Requirement.REQUIRED));
-	}
-
-	@Override
-	public Base64URL sign(ReadOnlyJWSHeader header, byte[] signingInput) throws JOSEException {
-		
-		if (header instanceof PlainHeader) {
-			
-			return new Base64URL("");
-			
-		} else {
-			
-			throw new JOSEException("Invalid header. This signer is for use with Plain JWTs only.");
-			
-		}
-	}
-
-}
diff --git a/openid-connect-common/src/main/java/org/mitre/jwt/signer/PlainVerifier.java b/openid-connect-common/src/main/java/org/mitre/jwt/signer/PlainVerifier.java
deleted file mode 100644
index b689eb54d..000000000
--- a/openid-connect-common/src/main/java/org/mitre/jwt/signer/PlainVerifier.java
+++ /dev/null
@@ -1,81 +0,0 @@
-/*******************************************************************************
- * Copyright 2013 The MITRE Corporation 
- *   and the MIT Kerberos and Internet Trust Consortium
- * 
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- * 
- *   http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- ******************************************************************************/
-package org.mitre.jwt.signer;
-
-import java.util.Set;
-
-import com.google.common.collect.Sets;
-import com.nimbusds.jose.DefaultJWSHeaderFilter;
-import com.nimbusds.jose.JOSEException;
-import com.nimbusds.jose.JWSAlgorithm;
-import com.nimbusds.jose.JWSHeaderFilter;
-import com.nimbusds.jose.JWSVerifier;
-import com.nimbusds.jose.PlainHeader;
-import com.nimbusds.jose.ReadOnlyJWSHeader;
-import com.nimbusds.jose.Requirement;
-import com.nimbusds.jose.util.Base64URL;
-
-/**
- * Verifier to support "alg:none" JWS signing option (no signature).
- * 
- * @author wkim
- *
- */
-public class PlainVerifier implements JWSVerifier {
-
-	// the NONE alg constant lives in the Algorithm superclass of JWSAlgorithm, not allowing its use as a JWSAlgorithm object.
-	// redefining the constant here for convenience.
-	private static final JWSAlgorithm NONE = new JWSAlgorithm("none", Requirement.REQUIRED);
-	
-	/**
-	 * The JWS header filter.
-	 */
-	private final DefaultJWSHeaderFilter headerFilter;
-	
-	public PlainVerifier() {
-		
-		headerFilter = new DefaultJWSHeaderFilter(Sets.newHashSet(NONE));
-		
-	}
-
-	
-	@Override
-	public Set<JWSAlgorithm> supportedAlgorithms() {
-		return Sets.newHashSet(NONE); 
-	}
-
-
-	@Override
-	public JWSHeaderFilter getJWSHeaderFilter() {
-		return headerFilter;
-	}
-
-	@Override
-	public boolean verify(ReadOnlyJWSHeader header, byte[] signingInput, Base64URL signature) throws JOSEException {
-		
-		if (header instanceof PlainHeader) {
-			// XXX NOT POSSIBLE--Interface does not allow this.
-			return signature.decode().length == 0;
-			
-		} else { // not a plain (unsigned) JWS
-			
-			throw new JOSEException("Not a plain JWT header.");
-			
-		}
-	}
-
-}