diff --git a/backend/package.json b/backend/package.json
index fd52f86..e5bd261 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -28,7 +28,6 @@
     "@nestjs/platform-express": "^10.0.0",
     "@nestjs/swagger": "^7.3.1",
     "@nestjs/typeorm": "^10.0.2",
-    "bcrypt": "^5.1.1",
     "class-transformer": "^0.5.1",
     "class-validator": "^0.14.1",
     "install": "^0.13.0",
@@ -45,7 +44,7 @@
     "@nestjs/cli": "^10.0.0",
     "@nestjs/schematics": "^10.0.0",
     "@nestjs/testing": "^10.0.0",
-    "@types/bcrypt": "^5.0.2",
+    "@types/argon2": "^0.15.0",
     "@types/express": "^4.17.17",
     "@types/jest": "^29.5.2",
     "@types/node": "^20.3.1",
diff --git a/backend/pnpm-lock.yaml b/backend/pnpm-lock.yaml
index 3c8ea11..94eb8cd 100644
--- a/backend/pnpm-lock.yaml
+++ b/backend/pnpm-lock.yaml
@@ -76,6 +76,9 @@ devDependencies:
   '@nestjs/testing':
     specifier: ^10.0.0
     version: 10.3.7(@nestjs/common@10.3.7)(@nestjs/core@10.3.7)(@nestjs/platform-express@10.3.7)
+  '@types/argon2':
+    specifier: ^0.15.0
+    version: 0.15.0
   '@types/bcrypt':
     specifier: ^5.0.2
     version: 5.0.2
@@ -1200,6 +1203,11 @@ packages:
     transitivePeerDependencies:
       - encoding
 
+  /@phc/format@1.0.0:
+    resolution: {integrity: sha512-m7X9U6BG2+J+R1lSOdCiITLLrxm+cWlNI3HUFA92oLO77ObGNzaKdh8pMLqdZcshtkKuV84olNNXDfMc4FezBQ==}
+    engines: {node: '>=10'}
+    dev: true
+
   /@pkgjs/parseargs@0.11.0:
     resolution: {integrity: sha512-+1VkjdD0QBLPodGrJUeqarH8VAIvQODIbwh9XpP5Syisf7YoQgsJKPNFoqqLQlu+VQ/tVSshMR6loPMn8U+dPg==}
     engines: {node: '>=14'}
@@ -1243,6 +1251,13 @@ packages:
   /@tsconfig/node16@1.0.4:
     resolution: {integrity: sha512-vxhUy4J8lyeyinH7Azl1pdd43GJhZH/tP2weN8TntQblOY+A0XbT8DJk1/oCPuOOyg/Ja757rG0CgHcWC8OfMA==}
 
+  /@types/argon2@0.15.0:
+    resolution: {integrity: sha512-AKQ8LR6bgmNHF7vhIQjD4EEbxITc1+1sTS9OKvkT5SaTfKw9OhFFExriod+H92biWIm23k7UT5VcF5ja9D+FIg==}
+    deprecated: This is a stub types definition for Argon2 (https://github.com/ranisalt/node-argon2). Argon2 provides its own type definitions, so you don't need @types/argon2 installed!
+    dependencies:
+      argon2: 0.40.1
+    dev: true
+
   /@types/babel__core@7.20.5:
     resolution: {integrity: sha512-qoQprZvz5wQFJwMDqeseRXWv3rqMvhgpbXFfVyWhbx9X47POIA6i/+dXefEmZKoAgOaTdaIgNSMqMIU61yRyzA==}
     dependencies:
@@ -1855,6 +1870,16 @@ packages:
   /arg@4.1.3:
     resolution: {integrity: sha512-58S9QDqG0Xx27YwPSt9fJxivjYl432YCwfDMfZ+71RAqUrZef7LrKQZ3LHLOwCS4FLNBplP533Zx895SeOCHvA==}
 
+  /argon2@0.40.1:
+    resolution: {integrity: sha512-DjtHDwd7pm12qeWyfihHoM8Bn5vGcgH6sKwgPqwNYroRmxlrzadHEvMyuvQxN/V8YSyRRKD5x6ito09q1e9OyA==}
+    engines: {node: '>=16.17.0'}
+    requiresBuild: true
+    dependencies:
+      '@phc/format': 1.0.0
+      node-addon-api: 7.1.0
+      node-gyp-build: 4.8.1
+    dev: true
+
   /argparse@1.0.10:
     resolution: {integrity: sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==}
     dependencies:
@@ -4359,6 +4384,11 @@ packages:
     resolution: {integrity: sha512-eh0GgfEkpnoWDq+VY8OyvYhFEzBk6jIYbRKdIlyTiAXIVJ8PyBaKb0rp7oDtoddbdoHWhq8wwr+XZ81F1rpNdA==}
     dev: false
 
+  /node-addon-api@7.1.0:
+    resolution: {integrity: sha512-mNcltoe1R8o7STTegSOHdnJNN7s5EUvhoS7ShnTHDyOSd+8H+UdWODq6qSv67PjC8Zc5JRT8+oLAMCr0SIXw7g==}
+    engines: {node: ^16 || ^18 || >= 20}
+    dev: true
+
   /node-emoji@1.11.0:
     resolution: {integrity: sha512-wo2DpQkQp7Sjm2A0cq+sN7EHKO6Sl0ctXeBdFZrL9T9+UywORbufTcTZxom8YqpLQt/FqNMUkOpkZrJVYSKD3A==}
     dependencies:
@@ -4376,6 +4406,11 @@ packages:
     dependencies:
       whatwg-url: 5.0.0
 
+  /node-gyp-build@4.8.1:
+    resolution: {integrity: sha512-OSs33Z9yWr148JZcbZd5WiAXhh/n9z8TxQcdMhIOlpN9AhWpLfvVFO73+m77bBABQMaY9XSvIa+qk0jlI7Gcaw==}
+    hasBin: true
+    dev: true
+
   /node-int64@0.4.0:
     resolution: {integrity: sha512-O5lz91xSOeoXP6DulyHfllpq+Eg00MWitZIbtPfoSEvqIHdl5gfcY6hYzDWnj0qD5tz52PI08u9qUvSVeUBeHw==}
     dev: true
diff --git a/backend/src/modules/auth-module/services/encryption.service.ts b/backend/src/modules/auth-module/services/encryption.service.ts
index 2533b64..79182e7 100644
--- a/backend/src/modules/auth-module/services/encryption.service.ts
+++ b/backend/src/modules/auth-module/services/encryption.service.ts
@@ -1,13 +1,21 @@
 import { Injectable } from '@nestjs/common';
-import * as bcrypt from 'bcrypt';
+import * as argon2 from 'argon2';
+import { Options } from 'argon2';
 
 @Injectable()
 export class EncryptionService {
+  private hashOptions: Options = {
+    type: argon2.argon2id,
+    memoryCost: 2 ** 16,
+    timeCost: 3,
+    parallelism: 1,
+  };
+
   public async hashData(data: string): Promise<string> {
-    return bcrypt.hash(data, 10);
+    return await argon2.hash(data, this.hashOptions);
   }
 
   public async compareHash(data: string, encrypted: string): Promise<boolean> {
-    return bcrypt.compare(data, encrypted);
+    return await argon2.verify(encrypted, data);
   }
 }