diff --git a/ebac.identity/src/main/java/org/cassproject/ebac/identity/EcContact.java b/ebac.identity/src/main/java/org/cassproject/ebac/identity/EcContact.java
index 494672ce6..216476ea4 100644
--- a/ebac.identity/src/main/java/org/cassproject/ebac/identity/EcContact.java
+++ b/ebac.identity/src/main/java/org/cassproject/ebac/identity/EcContact.java
@@ -115,7 +115,7 @@ public String getImageUrl() {
 	 */
 	public EbacContact toEncryptedContact(String secret) {
 		EbacContact c = new EbacContact();
-		c.iv = EcAes.newIv(32);
+		c.iv = EcAes.newIv(16);
 		c.pk = EcAesCtr.encrypt(pk.toPem(), secret, c.iv);
 		c.displayNameIv = EcAes.newIv(16);
 		c.displayName = EcAesCtr.encrypt(displayName, secret, c.iv);
diff --git a/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcAesAsyncTest.java b/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcAesAsyncTest.java
index 35e8d1a39..1730526fe 100644
--- a/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcAesAsyncTest.java
+++ b/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcAesAsyncTest.java
@@ -10,7 +10,7 @@
 import static org.stjs.javascript.Global.console;
 
 @RunWith(STJSTestDriverRunner.class)
-@ScriptsBefore({"pem-jwk.js", "require.js", "/forge/forge.bundle.js", "ec.base.js"})
+@ScriptsBefore({"pem-jwk.js", "require.js", "/forge/forge.bundle.js", "ec.base.js", "base64toArrayBuffer.js"})
 public class EcAesAsyncTest {
 	@Test
 	public void aesTest() {
@@ -54,9 +54,9 @@ public void aesCrossTest1() {
 		console.log("-----aesCrossTest1-----");
 		final String randomString = EcAes.newIv(1024);
 		console.log("Random string: " + randomString);
-		final String secret = EcAes.newIv(32);
+		final String secret = EcAes.newIv(16);
 		console.log("Random secret: " + secret);
-		final String iv = EcAes.newIv(32);
+		final String iv = EcAes.newIv(16);
 		console.log("Random iv:" + iv);
 		EcAesCtrAsync.encrypt(randomString, secret, iv, new Callback1<String>() {
 			@Override
@@ -81,9 +81,9 @@ public void aesCrossTest1Utf8() {
 		console.log("-----aesCrossTest1Utf8-----");
 		final String randomString = "ᚠᛇᚻ᛫ᛒᛦᚦ᛫ᚠᚱᚩᚠᚢᚱ᛫ᚠᛁᚱᚪ᛫ᚷᛖᚻᚹᛦᛚᚳᚢᛗ";
 		console.log("Random string: " + randomString);
-		final String secret = EcAes.newIv(32);
+		final String secret = EcAes.newIv(16);
 		console.log("Random secret: " + secret);
-		final String iv = EcAes.newIv(32);
+		final String iv = EcAes.newIv(16);
 		console.log("Random iv:" + iv);
 		EcAesCtrAsync.encrypt(randomString, secret, iv, new Callback1<String>() {
 			@Override
@@ -108,9 +108,9 @@ public void aesCrossTest2Utf8() {
 		console.log("-----aesCrossTest2Utf8-----");
 		final String randomString = "ᚠᛇᚻ᛫ᛒᛦᚦ᛫ᚠᚱᚩᚠᚢᚱ᛫ᚠᛁᚱᚪ᛫ᚷᛖᚻᚹᛦᛚᚳᚢᛗ";
 		console.log("Random string: " + randomString);
-		final String secret = EcAes.newIv(32);
+		final String secret = EcAes.newIv(16);
 		console.log("Random secret: " + secret);
-		final String iv = EcAes.newIv(32);
+		final String iv = EcAes.newIv(16);
 		console.log("Random iv:" + iv);
 		String encrypted = EcAesCtr.encrypt(randomString, secret, iv);
 		console.log("Encrypted String: " + encrypted);
@@ -171,9 +171,9 @@ public void aesCrossTest1Worker() {
 		console.log("-----aesCrossTest1Worker-----");
 		final String randomString = EcAes.newIv(1024);
 		console.log("Random string: " + randomString);
-		final String secret = EcAes.newIv(32);
+		final String secret = EcAes.newIv(16);
 		console.log("Random secret: " + secret);
-		final String iv = EcAes.newIv(32);
+		final String iv = EcAes.newIv(16);
 		console.log("Random iv:" + iv);
 		EcAesCtrAsyncWorker.encrypt(randomString, secret, iv, new Callback1<String>() {
 			@Override
@@ -198,9 +198,9 @@ public void aesCrossTest1Utf8Worker() {
 		console.log("-----aesCrossTest1Utf8Worker-----");
 		final String randomString = "ᚠᛇᚻ᛫ᛒᛦᚦ᛫ᚠᚱᚩᚠᚢᚱ᛫ᚠᛁᚱᚪ᛫ᚷᛖᚻᚹᛦᛚᚳᚢᛗ";
 		console.log("Random string: " + randomString);
-		final String secret = EcAes.newIv(32);
+		final String secret = EcAes.newIv(16);
 		console.log("Random secret: " + secret);
-		final String iv = EcAes.newIv(32);
+		final String iv = EcAes.newIv(16);
 		console.log("Random iv:" + iv);
 		EcAesCtrAsyncWorker.encrypt(randomString, secret, iv, new Callback1<String>() {
 			@Override
@@ -225,9 +225,9 @@ public void aesCrossTest2Utf8Worker() {
 		console.log("-----aesCrossTest2Utf8Worker-----");
 		final String randomString = "ᚠᛇᚻ᛫ᛒᛦᚦ᛫ᚠᚱᚩᚠᚢᚱ᛫ᚠᛁᚱᚪ᛫ᚷᛖᚻᚹᛦᛚᚳᚢᛗ";
 		console.log("Random string: " + randomString);
-		final String secret = EcAes.newIv(32);
+		final String secret = EcAes.newIv(16);
 		console.log("Random secret: " + secret);
-		final String iv = EcAes.newIv(32);
+		final String iv = EcAes.newIv(16);
 		console.log("Random iv:" + iv);
 		String encrypted = EcAesCtr.encrypt(randomString, secret, iv);
 		console.log("Encrypted String: " + encrypted);
diff --git a/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcAesTest.java b/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcAesTest.java
index 7a1f8fc2b..1269c9f8f 100644
--- a/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcAesTest.java
+++ b/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcAesTest.java
@@ -9,16 +9,16 @@
 import static org.stjs.javascript.Global.console;
 
 @RunWith(STJSTestDriverRunner.class)
-@ScriptsBefore({"pem-jwk.js", "require.js", "/forge/forge.bundle.js", "ec.base.js"})
+@ScriptsBefore({"pem-jwk.js", "require.js", "/forge/forge.bundle.js", "ec.base.js", "base64toArrayBuffer.js"})
 public class EcAesTest {
 	@Test
 	public void aesTest() {
 		console.log("-----aesTest-----");
 		String randomString = EcAes.newIv(1024);
 		console.log("Random string: " + randomString);
-		String secret = EcAes.newIv(32);
+		String secret = EcAes.newIv(16);
 		console.log("Random secret: " + secret);
-		String iv = EcAes.newIv(32);
+		String iv = EcAes.newIv(16);
 		console.log("Random iv:" + iv);
 		String encrypted = EcAesCtr.encrypt(randomString, secret, iv);
 		console.log("Encrypted String: " + encrypted);
@@ -33,9 +33,9 @@ public void aesUtf8Test() {
 		console.log("-----aesUtf8Test-----");
 		String randomString = "abcᚠᛇᚻ᛫ᛒᛦᚦ᛫ᚠᚱᚩᚠᚢᚱ᛫ᚠᛁᚱᚪ᛫ᚷᛖᚻᚹᛦᛚᚳᚢᛗ";
 		console.log("Random string: " + randomString);
-		String secret = EcAes.newIv(32);
+		String secret = EcAes.newIv(16);
 		console.log("Random secret: " + secret);
-		String iv = EcAes.newIv(32);
+		String iv = EcAes.newIv(16);
 		console.log("Random iv:" + iv);
 		String encrypted = EcAesCtr.encrypt(randomString, secret, iv);
 		console.log("Encrypted String: " + encrypted);
diff --git a/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcPpkTest.java b/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcPpkTest.java
index dd6f4c67d..fbcdce65f 100644
--- a/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcPpkTest.java
+++ b/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcPpkTest.java
@@ -9,7 +9,7 @@
 import static org.stjs.javascript.Global.console;
 
 @RunWith(STJSTestDriverRunner.class)
-@ScriptsBefore({"pem-jwk.js", "require.js", "/forge/forge.bundle.js", "ec.base.js"})
+@ScriptsBefore({"pem-jwk.js", "require.js", "/forge/forge.bundle.js", "ec.base.js", "base64toArrayBuffer.js"})
 public class EcPpkTest {
 
 	@Test
diff --git a/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcRsaTest.java b/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcRsaTest.java
index eb9fb8daf..d5372f4d2 100644
--- a/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcRsaTest.java
+++ b/ec.crypto/src/test/java/com/eduworks/ec/crypto/EcRsaTest.java
@@ -11,7 +11,7 @@
 import static org.stjs.javascript.Global.console;
 
 @RunWith(STJSTestDriverRunner.class)
-@ScriptsBefore({"pem-jwk.js", "require.js", "/forge/forge.bundle.js", "ec.base.js"})
+@ScriptsBefore({"pem-jwk.js", "require.js", "/forge/forge.bundle.js", "ec.base.js", "base64toArrayBuffer.js"})
 public class EcRsaTest {
 	@Test
 	public void rsaOaepTest() {