diff --git a/react/src/components/login/login.js b/react/src/components/login/login.js
index cd631ab..5542cb8 100644
--- a/react/src/components/login/login.js
+++ b/react/src/components/login/login.js
@@ -1,21 +1,20 @@
 import React from 'react';
-import { translate } from '../../translate/translate';
 import {
   toggleAddcoinModal,
   iguanaWalletPassphrase,
   iguanaActiveHandle,
   startInterval,
-  stopInterval,
   getDexCoins,
   toggleSyncOnlyModal,
   getSyncOnlyForks,
-  createNewWallet
+  createNewWallet,
+  triggerToaster
 } from '../../actions/actionCreators';
 import Store from '../../store';
-import { PassPhraseGenerator } from '../../util/crypto/passphrasegenerator';
-
+import {PassPhraseGenerator} from '../../util/crypto/passphrasegenerator';
 import SwallModalRender from './swall-modal.render';
 import LoginRender from './login.render';
+import {translate} from '../../translate/translate';
 
 const IGUNA_ACTIVE_HANDLE_TIMEOUT = 3000;
 const IGUNA_ACTIVE_COINS_TIMEOUT = 10000;
@@ -28,6 +27,7 @@ class Login extends React.Component {
       activeLoginSection: 'activateCoin',
       loginPassphrase: null,
       seedInputVisibility: false,
+      loginPassPhraseBitsOption: 256,
       bitsOption: 256,
       randomSeed: PassPhraseGenerator.generatePassPhrase(256),
       randomSeedConfirm: '',
@@ -107,16 +107,16 @@ class Login extends React.Component {
 
   componentWillReceiveProps(props) {
     if (props &&
-        props.Main &&
-        props.Main.isLoggedIn) {
+      props.Main &&
+      props.Main.isLoggedIn) {
       this.setState({
         display: false,
       });
     }
 
     if (props &&
-        props.Main &&
-        !props.Main.isLoggedIn) {
+      props.Main &&
+      !props.Main.isLoggedIn) {
       this.setState({
         display: true,
       });
@@ -133,8 +133,8 @@ class Login extends React.Component {
 
     if (this.state.activeLoginSection !== 'signup') {
       if (props &&
-          props.Main &&
-          props.Main.activeCoins) {
+        props.Main &&
+        props.Main.activeCoins) {
         this.setState({
           activeLoginSection: 'login',
         });
@@ -167,11 +167,41 @@ class Login extends React.Component {
   }
 
   loginSeed() {
+    if (!PassPhraseGenerator.isPassPhraseValid(this.state.loginPassphrase,
+        this.state.loginPassPhraseBitsOption)) {
+      Store.dispatch(triggerToaster(
+        `${translate('LOGIN.SEED_NOT_OF_TYPE')} ${this.selectedLoginSeedTypeLabel()}`,
+        translate('LOGIN.INVALID_SEED'),
+        'error',
+        false
+      ));
+      return;
+    }
     Store.dispatch(
       iguanaWalletPassphrase(this.state.loginPassphrase)
     );
   }
 
+  selectedLoginSeedTypeLabel() {
+    if (this.state.loginPassPhraseBitsOption === 256) {
+      return translate('LOGIN.IGUANA_SEED');
+    }
+
+    if (this.state.loginPassPhraseBitsOption === 160) {
+      return translate('LOGIN.WAVES_SEED');
+    }
+
+    if (this.state.loginPassPhraseBitsOption === 128) {
+      return translate('LOGIN.NXT_SEED');
+    }
+  }
+
+  onLoginPassPhraseBitsOptionChange(bitsOption) {
+    this.setState({
+      loginPassPhraseBitsOption: +bitsOption
+    });
+  }
+
   updateActiveLoginSection(name) {
     // reset login/create form
     this.setState({
@@ -184,8 +214,8 @@ class Login extends React.Component {
       isSeedConfirmError: false,
       isSeedBlank: false,
       displaySeedBackupModal: false,
-      customWalletSeed: false 
-   });
+      customWalletSeed: false
+    });
   }
 
   execWalletCreate() {
@@ -245,8 +275,7 @@ class Login extends React.Component {
   }
 
   render() {
-    if ((this.state && this.state.display) ||
-        !this.props.Main) {
+    if ((this.state && this.state.display) || !this.props.Main) {
       return LoginRender.call(this);
     }
 
diff --git a/react/src/components/login/login.render.js b/react/src/components/login/login.render.js
index f19596b..4e2474f 100644
--- a/react/src/components/login/login.render.js
+++ b/react/src/components/login/login.render.js
@@ -51,41 +51,88 @@ const LoginRender = function () {
           <div className={ this.state.activeLoginSection === 'login' ? 'show' : 'hide' }>
             <h4 className="color-white">{translate('INDEX.WELCOME_LOGIN')}</h4>
             <div className="login-form">
-              <div className="form-group form-material floating">
-                <input
-                  type={ this.state.seedInputVisibility ? 'text' : 'password' }
-                  className="form-control"
-                  name="loginPassphrase"
-                  onChange={ this.updateInput }
-                  onKeyDown={ (event) => this.handleKeydown(event) } />
-                <i
-                  className={ this.state.seedInputVisibility ? 'seed-toggle fa fa-eye-slash' : 'seed-toggle fa fa-eye' }
-                  onClick={ this.toggleSeedInputVisibility }></i>
-                <label
-                  className="floating-label"
-                  htmlFor="inputPassword">{ translate('INDEX.WALLET_SEED') }</label>
+              <div>
+                <h4 className="hint color-white">
+                  { translate('INDEX.SELECT_SEED_TYPE') }:
+                </h4>
+                <div className="form-group form-material floating">
+                  <div className="radio-custom radio-default radio-inline">
+                    <input
+                      id="loginPassPhraseOptionsIguana"
+                      type="radio"
+                      name="loginPassPhraseOptions"
+                      value="256"
+                      checked={ this.state.loginPassPhraseBitsOption === 256 }
+                      onChange={ (e) => this.onLoginPassPhraseBitsOptionChange(e.target.value) }
+                    />
+                    <label htmlFor="loginPassPhraseOptionsIguana">
+                      { translate('LOGIN.IGUANA_SEED') }
+                    </label>
+                  </div>
+                  <div className="radio-custom radio-default radio-inline">
+                    <input
+                      id="loginPassPhraseOptionsWaves"
+                      type="radio"
+                      name="loginPassPhraseOptions"
+                      value="160"
+                      checked={ this.state.loginPassPhraseBitsOption === 160 }
+                      onChange={ (e) => this.onLoginPassPhraseBitsOptionChange(e.target.value) }
+                    />
+                    <label htmlFor="loginPassPhraseOptionsWaves">
+                      { translate('LOGIN.WAVES_SEED') }
+                    </label>
+                  </div>
+                  <div className="radio-custom radio-default radio-inline">
+                    <input
+                      id="loginPassPhraseOptionsNXT"
+                      type="radio"
+                      name="loginPassPhraseOptions"
+                      value="128"
+                      checked={ this.state.loginPassPhraseBitsOption === 128 }
+                      onChange={ (e) => this.onLoginPassPhraseBitsOptionChange(e.target.value) }
+                    />
+                    <label htmlFor="loginPassPhraseOptionsNXT">
+                      { translate('LOGIN.NXT_SEED') }
+                    </label>
+                  </div>
+                </div>
               </div>
+            </div>
+            <div className="form-group form-material floating">
+              <input
+                type={ this.state.seedInputVisibility ? 'text' : 'password' }
+                className="form-control"
+                name="loginPassphrase"
+                onChange={ this.updateInput }
+                onKeyDown={ (event) => this.handleKeydown(event) }/>
+              <i
+                className={ this.state.seedInputVisibility ? 'seed-toggle fa fa-eye-slash' : 'seed-toggle fa fa-eye' }
+                onClick={ this.toggleSeedInputVisibility }></i>
+              <label
+                className="floating-label"
+                htmlFor="inputPassword">{ translate('INDEX.WALLET_SEED') }</label>
+            </div>
+            <button
+              type="button"
+              className="btn btn-primary btn-block"
+              onClick={ this.loginSeed }
+              disabled={ !this.state.loginPassphrase
+              || !this.state.loginPassphrase.length }>{ translate('INDEX.SIGN_IN') }</button>
+            <div className="form-group form-material floating">
               <button
-                type="button"
-                className="btn btn-primary btn-block"
-                onClick={ this.loginSeed }
-                disabled={ !this.state.loginPassphrase || !this.state.loginPassphrase.length }>{ translate('INDEX.SIGN_IN') }</button>
-              <div className="form-group form-material floating">
-                <button
-                  className="btn btn-lg btn-flat btn-block waves-effect"
-                  id="register-btn"
-                  onClick={ () => this.updateActiveLoginSection('signup') }>{ translate('INDEX.CREATE_WALLET') }</button>
-                <button
-                  className="btn btn-lg btn-flat btn-block waves-effect hide"
-                  id="logint-another-wallet">{ translate('INDEX.LOGIN_ANOTHER_WALLET') }</button>
-                <button
-                  className="btn btn-lg btn-flat btn-block waves-effect margin-top-20"
-                  id="register-btn"
-                  onClick={ this.toggleActivateCoinForm }
-                  disabled={ !this.props.Main }>
-                  <span className="ladda-label">{ translate('ADD_COIN.ADD_ANOTHER_COIN') }</span>
-                </button>
-              </div>
+                className="btn btn-lg btn-flat btn-block waves-effect"
+                id="register-btn"
+                onClick={ () => this.updateActiveLoginSection('signup') }>{ translate('INDEX.CREATE_WALLET') }</button>
+              <button
+                className="btn btn-lg btn-flat btn-block waves-effect hide"
+                id="logint-another-wallet">{ translate('INDEX.LOGIN_ANOTHER_WALLET') }</button>
+              <button
+                className="btn btn-lg btn-flat btn-block waves-effect margin-top-20"
+                id="register-btn"
+                onClick={ this.toggleActivateCoinForm }
+                disabled={ !this.props.Main }>
+                <span className="ladda-label">{ translate('ADD_COIN.ADD_ANOTHER_COIN') }</span>
+              </button>
             </div>
           </div>
 
@@ -137,8 +184,10 @@ const LoginRender = function () {
                         <input
                           type="radio"
                           name="PassPhraseOptions"
-                          checked={ this.state.bitsOption === 256 ? true : false }/>
-                        <label htmlFor="PassPhraseOptionsIguana">Iguana (256 bits)</label>
+                          checked={ this.state.bitsOption === 256 }/>
+                        <label htmlFor="PassPhraseOptionsIguana">
+                          { translate('LOGIN.IGUANA_SEED') }
+                        </label>
                       </div>
                       <div
                         className="radio-custom radio-default radio-inline"
@@ -146,8 +195,10 @@ const LoginRender = function () {
                         <input
                           type="radio"
                           name="PassPhraseOptions"
-                          checked={ this.state.bitsOption === 160 ? true : false }/>
-                        <label htmlFor="PassPhraseOptionsWaves">Waves</label>
+                          checked={ this.state.bitsOption === 160 }/>
+                        <label htmlFor="PassPhraseOptionsWaves">
+                          { translate('LOGIN.WAVES_SEED') }
+                        </label>
                       </div>
                       <div
                         className="radio-custom radio-default radio-inline"
@@ -155,8 +206,10 @@ const LoginRender = function () {
                         <input
                           type="radio"
                           name="PassPhraseOptions"
-                          checked={ this.state.bitsOption === 128 ? true : false }/>
-                        <label htmlFor="PassPhraseOptionsNXT">NXT</label>
+                          checked={ this.state.bitsOption === 128 }/>
+                        <label htmlFor="PassPhraseOptionsNXT">
+                          { translate('LOGIN.NXT_SEED') }
+                        </label>
                       </div>
                     </div>
                   </div>
diff --git a/react/src/translate/en.js b/react/src/translate/en.js
index a5e3184..7551eef 100644
--- a/react/src/translate/en.js
+++ b/react/src/translate/en.js
@@ -403,7 +403,12 @@ export const _lang = {
       'DISPLAY_SYNC_ONLY': 'Display sync only coins progress',
       'ENTER_VALUE_AGAIN': 'Please enter the same value again',
       'CUSTOM_WALLET_SEED': 'Custom wallet seed',
-      'MUST_ENTER_SEED': 'You must enter a seed'
+      'MUST_ENTER_SEED': 'You must enter a seed',
+      'INVALID_SEED': 'Invalid Seed',
+      'SEED_NOT_OF_TYPE': 'The inserted seed is not of type',
+      'IGUANA_SEED': 'Iguana (256 bits)',
+      'WAVES_SEED': 'Waves',
+      'NXT_SEED': 'NXT'
     },
     'SIDEBAR': {
       'EDEX_MOTTO': 'Most Secure, Easy and Native Decentralised Exchange',
diff --git a/react/src/util/crypto/passphrasegenerator.js b/react/src/util/crypto/passphrasegenerator.js
index 72e903f..f1d214a 100755
--- a/react/src/util/crypto/passphrasegenerator.js
+++ b/react/src/util/crypto/passphrasegenerator.js
@@ -80,6 +80,15 @@ export const PassPhraseGenerator = {
 		return this.passPhrase;
 	},
 
+  // checks if it's possible that the pass phrase supplied as the first parameter
+  // was generated with the number of bits supplied as the second parameter
+  isPassPhraseValid: function (passPhrase, bits) {
+	  // the required number of words based on the number of bits
+    // mirrors the generatePassPhrase function above
+	  const wordsCount = bits / 32 * 3;
+	  return passPhrase && passPhrase.split(" ").length === wordsCount;
+  },
+
 	reset: function() {
 		this.passPhrase = "";
 		this.seeds = 0;