diff --git a/src/core/lib/JWT.mjs b/src/core/lib/JWT.mjs
new file mode 100644
index 00000000..2edd0110
--- /dev/null
+++ b/src/core/lib/JWT.mjs
@@ -0,0 +1,24 @@
+/**
+ * JWT resources
+ *
+ * @author mt3571 [mt3571@protonmail.com]
+ * @copyright Crown Copyright 2020
+ * @license Apache-2.0
+ */
+
+
+/**
+ * List of the JWT algorithms that can be used
+ */
+export const JWT_ALGORITHMS = [
+    "HS256",
+    "HS384",
+    "HS512",
+    "RS256",
+    "RS384",
+    "RS512",
+    "ES256",
+    "ES384",
+    "ES512",
+    "None"
+];
\ No newline at end of file
diff --git a/src/core/operations/JWTSign.mjs b/src/core/operations/JWTSign.mjs
index d62eb6f6..1d220cf8 100644
--- a/src/core/operations/JWTSign.mjs
+++ b/src/core/operations/JWTSign.mjs
@@ -8,6 +8,9 @@ import Operation from "../Operation.mjs";
 import jwt from "jsonwebtoken";
 import OperationError from "../errors/OperationError.mjs";
 
+import {JWT_ALGORITHMS} from "../lib/JWT.mjs";
+
+
 /**
  * JWT Sign operation
  */
@@ -34,18 +37,7 @@ class JWTSign extends Operation {
             {
                 name: "Signing algorithm",
                 type: "option",
-                value: [
-                    "HS256",
-                    "HS384",
-                    "HS512",
-                    "RS256",
-                    "RS384",
-                    "RS512",
-                    "ES256",
-                    "ES384",
-                    "ES512",
-                    "None"
-                ]
+                value: JWT_ALGORITHMS
             }
         ];
     }
diff --git a/src/core/operations/JWTVerify.mjs b/src/core/operations/JWTVerify.mjs
index 996ac2e3..9ee90a4a 100644
--- a/src/core/operations/JWTVerify.mjs
+++ b/src/core/operations/JWTVerify.mjs
@@ -8,6 +8,9 @@ import Operation from "../Operation.mjs";
 import jwt from "jsonwebtoken";
 import OperationError from "../errors/OperationError.mjs";
 
+
+import {JWT_ALGORITHMS} from "../lib/JWT.mjs";
+
 /**
  * JWT Verify operation
  */
@@ -43,12 +46,8 @@ class JWTVerify extends Operation {
         const [key] = args;
 
         try {
-            const verified = jwt.verify(input, key, { algorithms: [
-                "HS256",
-                "HS384",
-                "HS512",
-                "none"
-            ]});
+            const verified = jwt.verify(input, key, { algorithms: JWT_ALGORITHMS});
+
 
             if (Object.prototype.hasOwnProperty.call(verified, "name") && verified.name === "JsonWebTokenError") {
                 throw new OperationError(verified.message);