diff --git a/package-lock.json b/package-lock.json
index 1a359601..eaeee37c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -37,6 +37,7 @@
         "clsx": "^2.1.1",
         "cmdk": "^1.0.0",
         "date-fns": "^3.6.0",
+        "fast-password-entropy": "^1.1.1",
         "graphql": "^16.8.2",
         "lodash": "^4.17.21",
         "lucide-react": "^0.395.0",
@@ -70,6 +71,7 @@
         "@graphql-codegen/typescript-resolvers": "^4.1.0",
         "@types/argon2-browser": "^1.18.4",
         "@types/big.js": "^6.2.2",
+        "@types/fast-password-entropy": "^1.1.3",
         "@types/lodash": "^4.17.6",
         "@types/node": "^20.14.2",
         "@types/react": "^18.3.3",
@@ -5225,6 +5227,12 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/fast-password-entropy": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/@types/fast-password-entropy/-/fast-password-entropy-1.1.3.tgz",
+      "integrity": "sha512-vio+mpna1L/nQVAqeolggx428AtODBe1KFUVOStUV75gCCDID9Oz+ElVS5L54kqeooDW2gzT7AfZWlSG+zyTuw==",
+      "dev": true
+    },
     "node_modules/@types/js-yaml": {
       "version": "4.0.9",
       "resolved": "https://registry.npmjs.org/@types/js-yaml/-/js-yaml-4.0.9.tgz",
@@ -8255,6 +8263,11 @@
       "integrity": "sha512-DCXu6Ifhqcks7TZKY3Hxp3y6qphY5SJZmrWMDrKcERSOXWQdMhU9Ig/PYrzyw/ul9jOIyh0N4M0tbC5hodg8dw==",
       "dev": true
     },
+    "node_modules/fast-password-entropy": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/fast-password-entropy/-/fast-password-entropy-1.1.1.tgz",
+      "integrity": "sha512-dxm29/BPFrNgyEDygg/lf9c2xQR0vnQhG7+hZjAI39M/3um9fD4xiqG6F0ZjW6bya5m9CI0u6YryHGRtxCGCiw=="
+    },
     "node_modules/fast-querystring": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/fast-querystring/-/fast-querystring-1.1.2.tgz",
diff --git a/package.json b/package.json
index 3f21d876..9507c151 100644
--- a/package.json
+++ b/package.json
@@ -43,6 +43,7 @@
     "clsx": "^2.1.1",
     "cmdk": "^1.0.0",
     "date-fns": "^3.6.0",
+    "fast-password-entropy": "^1.1.1",
     "graphql": "^16.8.2",
     "lodash": "^4.17.21",
     "lucide-react": "^0.395.0",
@@ -76,6 +77,7 @@
     "@graphql-codegen/typescript-resolvers": "^4.1.0",
     "@types/argon2-browser": "^1.18.4",
     "@types/big.js": "^6.2.2",
+    "@types/fast-password-entropy": "^1.1.3",
     "@types/lodash": "^4.17.6",
     "@types/node": "^20.14.2",
     "@types/react": "^18.3.3",
diff --git a/src/components/SignUpForm.tsx b/src/components/SignUpForm.tsx
index f581f0c9..173f701e 100644
--- a/src/components/SignUpForm.tsx
+++ b/src/components/SignUpForm.tsx
@@ -4,6 +4,7 @@ import { ApolloError, useApolloClient } from '@apollo/client';
 import { zodResolver } from '@hookform/resolvers/zod';
 import { generateMnemonic } from '@scure/bip39';
 import { wordlist } from '@scure/bip39/wordlists/english';
+import stringEntropy from 'fast-password-entropy';
 import { Copy, CopyCheck, Eye, EyeOff, Loader2 } from 'lucide-react';
 import Link from 'next/link';
 import { useEffect, useRef, useState } from 'react';
@@ -30,10 +31,6 @@ import {
 import { WalletAccountType, WalletType } from '@/graphql/types';
 import { toWithError } from '@/utils/async';
 import { handleApolloError } from '@/utils/error';
-import {
-  evaluatePasswordStrength,
-  MIN_PASSWORD_LENGTH,
-} from '@/utils/password';
 import { ROUTES } from '@/utils/routes';
 import { WorkerMessage, WorkerResponse } from '@/workers/account/types';
 
@@ -54,14 +51,16 @@ const FormSchema = z
     email: z.string().email().min(5, {
       message: 'Invalid email.',
     }),
-    password: z.string().min(MIN_PASSWORD_LENGTH, {
-      message: `Password needs to be at least ${MIN_PASSWORD_LENGTH} characters.`,
-    }),
+    password: z.string(),
     confirm_password: z.string(),
     password_hint: z.string().optional(),
     accept_tos_and_pp: z.boolean(),
     accept_condition_1: z.boolean(),
   })
+  .refine(data => stringEntropy(data.password) >= 100, {
+    message: 'Password is weak.',
+    path: ['password'],
+  })
   .refine(data => data.password === data.confirm_password, {
     message: "Passwords don't match.",
     path: ['confirm_password'],
@@ -102,7 +101,8 @@ export function SignUpForm() {
   });
 
   const password = form.watch('password', '');
-  const strength = evaluatePasswordStrength(password);
+
+  const entropy = stringEntropy(password);
 
   const onSubmit = async (data: z.infer<typeof FormSchema>) => {
     if (loading) return;
@@ -275,11 +275,10 @@ export function SignUpForm() {
                     </div>
                   </FormControl>
                   <FormMessage />
-                  <Progress value={strength?.progress || 0} />
+                  <Progress value={Math.min(100, (entropy || 0) / 2)} />
                   <FormDescription>
                     <strong>Important: </strong>
-                    Your account cannot be recovered if you forget it! Minimum
-                    length is {MIN_PASSWORD_LENGTH} characters.
+                    Your account cannot be recovered if you forget it!
                   </FormDescription>
                 </FormItem>
               )}
diff --git a/src/utils/password.ts b/src/utils/password.ts
deleted file mode 100644
index e36aa44b..00000000
--- a/src/utils/password.ts
+++ /dev/null
@@ -1,34 +0,0 @@
-export const MIN_PASSWORD_LENGTH = 12;
-
-export const evaluatePasswordStrength = (password: string) => {
-  if (!password) return;
-
-  let score = 0;
-
-  // Contains lowercase
-  if (/[a-z]/.test(password)) score += 1;
-  // Contains uppercase
-  if (/[A-Z]/.test(password)) score += 1;
-
-  // Contains numbers
-  if (/\d/.test(password)) score += 1;
-  // Contains special characters
-  if (/[^A-Za-z0-9]/.test(password)) score += 1;
-
-  // Check password length
-  if (password.length < MIN_PASSWORD_LENGTH) score = 0;
-
-  if (password.split(' ').length > 6) score = 4;
-
-  switch (score) {
-    case 0:
-      return { title: 'Weak', progress: 0 };
-    case 1:
-    case 2:
-      return { title: 'Weak', progress: 25 };
-    case 3:
-      return { title: 'Medium', progress: 60 };
-    case 4:
-      return { title: 'Strong', progress: 100 };
-  }
-};