diff --git a/lib/expmt/encryption.js b/lib/expmt/symenc.js
similarity index 57%
rename from lib/expmt/encryption.js
rename to lib/expmt/symenc.js
index dbb271c..23629b4 100644
--- a/lib/expmt/encryption.js
+++ b/lib/expmt/symenc.js
@@ -3,31 +3,31 @@ var CBC = require('./cbc');
 var Random = require('../random');
 var Hash = require('../hash');
 
-var Encryption = function Encryption() {
+var SymEnc = function SymEnc() {
 };
 
-Encryption.encrypt = function(messagebuf, passwordstr) {
+SymEnc.encrypt = function(messagebuf, passwordstr) {
   var cipherkeybuf = Hash.sha256(new Buffer(passwordstr));
-  return Encryption.encryptCipherkey(messagebuf, cipherkeybuf);
+  return SymEnc.encryptCipherkey(messagebuf, cipherkeybuf);
 };
 
-Encryption.decrypt = function(encbuf, passwordstr) {
+SymEnc.decrypt = function(encbuf, passwordstr) {
   var cipherkeybuf = Hash.sha256(new Buffer(passwordstr));
-  return Encryption.decryptCipherkey(encbuf, cipherkeybuf);
+  return SymEnc.decryptCipherkey(encbuf, cipherkeybuf);
 };
 
-Encryption.encryptCipherkey = function(messagebuf, cipherkeybuf, ivbuf) {
+SymEnc.encryptCipherkey = function(messagebuf, cipherkeybuf, ivbuf) {
   ivbuf = ivbuf || Random.getRandomBuffer(128 / 8);
   var ctbuf = CBC.encrypt(messagebuf, ivbuf, AES, cipherkeybuf);
   var encbuf = Buffer.concat([ivbuf, ctbuf]);
   return encbuf;
 };
 
-Encryption.decryptCipherkey = function(encbuf, cipherkeybuf) {
+SymEnc.decryptCipherkey = function(encbuf, cipherkeybuf) {
   var ivbuf = encbuf.slice(0, 128 / 8);
   var ctbuf = encbuf.slice(128 / 8);
   var messagebuf = CBC.decrypt(ctbuf, ivbuf, AES, cipherkeybuf);
   return messagebuf;
 };
 
-module.exports = Encryption;
+module.exports = SymEnc;
diff --git a/test/test.encryption.js b/test/test.symenc.js
similarity index 74%
rename from test/test.encryption.js
rename to test/test.symenc.js
index 2c49fd1..dc56eec 100644
--- a/test/test.encryption.js
+++ b/test/test.symenc.js
@@ -1,7 +1,7 @@
 var should = require('chai').should();
-var Encryption = require('../lib/expmt/encryption');
+var SymEnc = require('../lib/expmt/symenc');
 
-describe('Encryption', function() {
+describe('SymEnc', function() {
 
   describe('@encrypt', function() {
 
@@ -9,7 +9,7 @@ describe('Encryption', function() {
       var password = "password";
       var messagebuf = new Buffer(128 / 8 - 1);
       messagebuf.fill(0);
-      var encbuf = Encryption.encrypt(messagebuf, password);
+      var encbuf = SymEnc.encrypt(messagebuf, password);
       encbuf.length.should.equal(128 / 8 + 128 / 8);
     });
 
@@ -21,8 +21,8 @@ describe('Encryption', function() {
       var password = "password";
       var messagebuf = new Buffer(128 / 8 - 1);
       messagebuf.fill(0);
-      var encbuf = Encryption.encrypt(messagebuf, password);
-      var messagebuf2 = Encryption.decrypt(encbuf, password);
+      var encbuf = SymEnc.encrypt(messagebuf, password);
+      var messagebuf2 = SymEnc.decrypt(encbuf, password);
       messagebuf2.toString('hex').should.equal(messagebuf.toString('hex'));
     });
 
@@ -37,7 +37,7 @@ describe('Encryption', function() {
       ivbuf.fill(0);
       var messagebuf = new Buffer(128 / 8 - 1);
       messagebuf.fill(0);
-      var encbuf = Encryption.encryptCipherkey(messagebuf, cipherkeybuf, ivbuf);
+      var encbuf = SymEnc.encryptCipherkey(messagebuf, cipherkeybuf, ivbuf);
       encbuf.length.should.equal(128 / 8 + 128 / 8);
     });
 
@@ -48,7 +48,7 @@ describe('Encryption', function() {
       ivbuf.fill(0);
       var messagebuf = new Buffer(128 / 8);
       messagebuf.fill(0);
-      var encbuf = Encryption.encryptCipherkey(messagebuf, cipherkeybuf, ivbuf);
+      var encbuf = SymEnc.encryptCipherkey(messagebuf, cipherkeybuf, ivbuf);
       encbuf.length.should.equal(128 / 8 + 128 / 8 + 128 / 8);
     });
 
@@ -63,8 +63,8 @@ describe('Encryption', function() {
       ivbuf.fill(0);
       var messagebuf = new Buffer(128 / 8);
       messagebuf.fill(0);
-      var encbuf = Encryption.encryptCipherkey(messagebuf, cipherkeybuf, ivbuf);
-      var messagebuf2 = Encryption.decryptCipherkey(encbuf, cipherkeybuf);
+      var encbuf = SymEnc.encryptCipherkey(messagebuf, cipherkeybuf, ivbuf);
+      var messagebuf2 = SymEnc.decryptCipherkey(encbuf, cipherkeybuf);
       messagebuf2.toString('hex').should.equal(messagebuf.toString('hex'));
     });