diff --git a/packages/backend/src/apps/twitter/index.ts b/packages/backend/src/apps/twitter/index.ts
index 79ab8444..4115558b 100644
--- a/packages/backend/src/apps/twitter/index.ts
+++ b/packages/backend/src/apps/twitter/index.ts
@@ -4,15 +4,19 @@ import Field from '../../types/field';
 
 export default class Twitter {
   client: any
+  credentialsData: any
   appData: any
 
   constructor(credentialsData: any) {
     this.client = new TwitterApi({
       appKey: credentialsData.consumerKey,
-      appSecret: credentialsData.consumerSecret
+      appSecret: credentialsData.consumerSecret,
+      accessToken: credentialsData.accessToken,
+      accessSecret: credentialsData.accessSecret
     });
 
-    this.appData = App.findOneByName('twitter')
+    this.credentialsData = credentialsData;
+    this.appData = App.findOneByName('twitter');
   }
 
   async createAuthLink() {
@@ -21,4 +25,17 @@ export default class Twitter {
 
     return this.client.generateAuthLink(callbackUrl);
   }
+
+  async verifyCredentials() {
+    const verifiedCredentials = await this.client.login(this.credentialsData.oauthVerifier)
+
+    return {
+      consumerKey: this.credentialsData.consumerKey,
+      consumerSecret: this.credentialsData.consumerSecret,
+      accessToken: verifiedCredentials.accessToken,
+      accessSecret: verifiedCredentials.accessSecret,
+      userId: verifiedCredentials.userId,
+      screenName: verifiedCredentials.screenName
+    }
+  }
 }
diff --git a/packages/backend/src/apps/twitter/info.json b/packages/backend/src/apps/twitter/info.json
index 6cdbe542..fdb3a680 100644
--- a/packages/backend/src/apps/twitter/info.json
+++ b/packages/backend/src/apps/twitter/info.json
@@ -90,6 +90,27 @@
           "value": "{createAuthLink.url}"
         }
       ]
+    },
+    {
+      "step": 4,
+      "type": "mutation",
+      "name": "updateCredential",
+      "fields": [
+        {
+          "name": "id",
+          "value": "{createCredential.id}"
+        },
+        {
+          "name": "data",
+          "value": null,
+          "fields": [
+            {
+              "name": "oauthVerifier",
+              "value": "{openTwitterAuthPopup.oauth_verifier}"
+            }
+          ]
+        }
+      ]
     }
   ]
 }
diff --git a/packages/backend/src/graphql/mutations/create-auth-link.ts b/packages/backend/src/graphql/mutations/create-auth-link.ts
index de2f0428..857dbe32 100644
--- a/packages/backend/src/graphql/mutations/create-auth-link.ts
+++ b/packages/backend/src/graphql/mutations/create-auth-link.ts
@@ -17,6 +17,16 @@ const createAuthLinkResolver = async (params: Params, req: RequestWithCurrentUse
   const appInstance = new appClass(credential.data)
   const authLink = await appInstance.createAuthLink();
 
+  await credential.$query().patch({
+    data: {
+      ...credential.data,
+      url: authLink.url,
+      accessToken: authLink.oauth_token,
+      accessSecret: authLink.oauth_token_secret,
+    },
+    verified: authLink.oauth_callback_confirmed === 'true' ? true : false
+  })
+
   return authLink;
 }
 
diff --git a/packages/backend/src/graphql/mutations/update-credential.ts b/packages/backend/src/graphql/mutations/update-credential.ts
new file mode 100644
index 00000000..19c20c3d
--- /dev/null
+++ b/packages/backend/src/graphql/mutations/update-credential.ts
@@ -0,0 +1,45 @@
+import { GraphQLString, GraphQLNonNull } from 'graphql';
+import Credential from '../../models/credential';
+import credentialType from '../types/credential';
+import twitterCredentialInputType from '../types/twitter-credential-input';
+import RequestWithCurrentUser from '../../types/express/request-with-current-user';
+
+type Params = {
+  id: string,
+  data: object
+}
+const updateCredentialResolver = async (params: Params, req: RequestWithCurrentUser) => {
+  let credential = await Credential.query().findOne({
+    user_id: req.currentUser.id,
+    id: params.id
+  })
+
+  credential = await credential.$query().patchAndFetch({
+    data: {
+      ...credential.data,
+      ...params.data
+    }
+  })
+
+  const appClass = (await import(`../../apps/${credential.key}`)).default;
+
+  const appInstance = new appClass(credential.data)
+  const verifiedCredentials = await appInstance.verifyCredentials();
+
+  credential = await credential.$query().patchAndFetch({
+    data: verifiedCredentials
+  })
+
+  return credential;
+}
+
+const updateCredential = {
+  type: credentialType,
+  args: {
+    id: { type: GraphQLNonNull(GraphQLString) },
+    data: { type: GraphQLNonNull(twitterCredentialInputType) }
+  },
+  resolve: (_: any, params: Params, req: RequestWithCurrentUser) => updateCredentialResolver(params, req)
+};
+
+export default updateCredential;
diff --git a/packages/backend/src/graphql/root-mutation.ts b/packages/backend/src/graphql/root-mutation.ts
index 3d0f4f8f..8c34ad29 100644
--- a/packages/backend/src/graphql/root-mutation.ts
+++ b/packages/backend/src/graphql/root-mutation.ts
@@ -1,12 +1,14 @@
 import { GraphQLObjectType } from 'graphql';
 import createCredential from './mutations/create-credential';
 import createAuthLink from './mutations/create-auth-link';
+import updateCredential from './mutations/update-credential';
 
 const rootMutation = new GraphQLObjectType({
   name: 'Mutation',
   fields: {
     createCredential: createCredential,
-    createAuthLink: createAuthLink
+    createAuthLink: createAuthLink,
+    updateCredential: updateCredential
   }
 });
 
diff --git a/packages/backend/src/graphql/types/credential.ts b/packages/backend/src/graphql/types/credential.ts
index e3e3d29a..a4fcd445 100644
--- a/packages/backend/src/graphql/types/credential.ts
+++ b/packages/backend/src/graphql/types/credential.ts
@@ -1,4 +1,4 @@
-import { GraphQLObjectType, GraphQLString } from 'graphql';
+import { GraphQLObjectType, GraphQLString, GraphQLBoolean } from 'graphql';
 import twitterCredentialType from './twitter-credential';
 
 const credentialType = new GraphQLObjectType({
@@ -7,6 +7,7 @@ const credentialType = new GraphQLObjectType({
     id: { type: GraphQLString },
     key: { type: GraphQLString },
     data: { type: twitterCredentialType },
+    verified: { type: GraphQLBoolean },
   }
 })
 
diff --git a/packages/backend/src/graphql/types/twitter-credential-input.ts b/packages/backend/src/graphql/types/twitter-credential-input.ts
index 743951bf..3aee03ed 100644
--- a/packages/backend/src/graphql/types/twitter-credential-input.ts
+++ b/packages/backend/src/graphql/types/twitter-credential-input.ts
@@ -5,6 +5,7 @@ const twitterCredentialInputType = new GraphQLInputObjectType({
   fields: {
     consumerKey: { type: GraphQLString },
     consumerSecret: { type: GraphQLString },
+    oauthVerifier: { type: GraphQLString },
   }
 })
 
diff --git a/packages/backend/src/models/credential.ts b/packages/backend/src/models/credential.ts
index 4541be31..ff5a84e7 100644
--- a/packages/backend/src/models/credential.ts
+++ b/packages/backend/src/models/credential.ts
@@ -4,8 +4,9 @@ import User from './user'
 class Credential extends Base {
   id!: number
   key!: string
-  data!: string
+  data!: any
   userId!: number
+  verified: boolean
 
   static tableName = 'credentials';