diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
deleted file mode 100644
index ed751d6..0000000
--- a/.github/workflows/build.yml
+++ /dev/null
@@ -1,21 +0,0 @@
-name: Build
-
-on:
-  push:
-    branches:
-      - main
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Use Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: '20.x'
-      - name: Install pnpm
-        run: npm install -g pnpm
-      - name: Install dependencies
-        run: pnpm install
-      - name: Build project
-        run: pnpm build
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 82f6f54..18bc827 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,51 +1,55 @@
-name: Deploy library on NPM
+name: CI Workflow
 
 on:
   release:
     types: [published]
+  push:
+    branches:
+      - main
 
 jobs:
-  publish:
+  build:
     runs-on: ubuntu-latest
 
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: "Check file existence"
-        id: check_files
-        uses: andstor/file-existence-action@v3
+      - name: Use Node.js
+        uses: actions/setup-node@v4
         with:
-          files: "package.json, README.md"
+          node-version: '20.x'
 
-      - name: File exists
-        if: steps.check_files.outputs.files_exists != 'true'
-        # Only runs if all of the files exists
-        run: exit 1
+      - name: Install pnpm
+        run: npm install -g pnpm
+
+      - name: Install dependencies
+        run: pnpm install
 
-      - name: Get package.json package name and match with repository name
+      - name: Build project
+        run: pnpm build
+
+      - name: Verify dist folder exists
+        run: |
+          if [ ! -d "dist" ]; then
+            echo "Error: dist folder not found!"
+            exit 1
+          fi
+
+  publish:
+    runs-on: ubuntu-latest
+    needs: build # This ensures publish runs only after build succeeds
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
         run: |
           echo PACKAGE_NAME=$(cat package.json | jq .name | cut -f2 -d"\"" | cut -f2 -d"@") >> $GITHUB_OUTPUT
           echo PACKAGE_VERSION="refs/tags/v"$(cat package.json | jq .version | cut -f2 -d"\"") >> $GITHUB_OUTPUT
           echo PACKAGE_REPOSITORY=$(cat package.json | jq .repository | cut -f2 -d"\"" | sed  's/:/\//' | sed 's/@/:\/\//') >> $GITHUB_OUTPUT
         id: get_package_info
 
-      - name: Check if package_name matches with repository name
-        if: github.repository != steps.get_package_info.outputs.PACKAGE_NAME
-        # Fail if package name not properly configured
-        run: exit 1
-
-      - name: Check if package version matches with tag
-        if: github.ref != steps.get_package_info.outputs.PACKAGE_VERSION
-        # Fail if package version not properly setted
-        run: exit 1
-
-      - name: Check if package repository matches with repository
-        if: github.repositoryUrl != steps.get_package_info.outputs.PACKAGE_REPOSITORY
-        # Fail if package repository doesn't match with repository
-        run: exit 1
-
-      - name: Push package to npmjs.com
+      - name: Set up Node.js for npm publishing
         uses: actions/setup-node@v4
         with:
           node-version: 20
@@ -54,36 +58,23 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
-      - name: Build the project
-        run: npm run build
-        env:
-          CI: false
-
-      - name: Verify dist folder exists
-        run: |
-          if [ ! -d "dist" ]; then
-            echo "Error: dist folder not found!"
-            exit 1
-          fi
-
-      - name: Pre upload validation
+      - name: Pre-upload validation
         id: pack
         run: |
           npm pack --dry-run >> output 2>&1
-          echo PRE_UPLOAD_HASH=$(cat output| grep shasum | cut -f4 -d" ") >> $GITHUB_OUTPUT
+          echo PRE_UPLOAD_HASH=$(cat output | grep shasum | cut -f4 -d" ") >> $GITHUB_OUTPUT
 
-      - name: Upload package
+      - name: Publish package
         run: npm publish --access public
         env:
-          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 
-      - name: Post upload validation
+      - name: Post-upload validation
         id: unpack
         run: |
           PACKAGE_NAME=$(cat package.json | jq .name | cut -f2 -d"\"")@$(cat package.json | jq .version | cut -f2 -d"\"")
-          echo POST_UPLOAD_HASH=$(npm view $PACKAGE_NAME) >> $GITHUB_OUTPUT
+          echo POST_UPLOAD_HASH=$(npm view $PACKAGE_NAME | grep shasum | cut -f4 -d" ") >> $GITHUB_OUTPUT
 
-      - name: Pre and Post Upload validation
+      - name: Pre and post upload validation
         if: steps.pack.outputs.PRE_UPLOAD_HASH != steps.unpack.outputs.POST_UPLOAD_HASH
-        # Fail if package hashes doesn't match
         run: exit 1
diff --git a/src/commands/wallet.ts b/src/commands/wallet.ts
index 98c8ae9..9a9957f 100644
--- a/src/commands/wallet.ts
+++ b/src/commands/wallet.ts
@@ -96,8 +96,8 @@ export async function walletCommand() {
       );
 
       const iv = crypto.randomBytes(16);
-      const key = crypto.scryptSync(password!, iv, 32);
-      const cipher = crypto.createCipheriv("aes-256-cbc", key, iv);
+      const key = crypto.scryptSync(password!, Uint8Array.from(iv), 32);
+      const cipher = crypto.createCipheriv("aes-256-cbc", Uint8Array.from(key), Uint8Array.from(iv));
 
       let encryptedPrivateKey = cipher.update(
         prefixedPrivateKey,
@@ -161,8 +161,8 @@ export async function walletCommand() {
       );
 
       const iv = crypto.randomBytes(16);
-      const key = crypto.scryptSync(password!, iv, 32);
-      const cipher = crypto.createCipheriv("aes-256-cbc", key, iv);
+      const key = crypto.scryptSync(password!, Uint8Array.from(iv), 32);
+      const cipher = crypto.createCipheriv("aes-256-cbc", Uint8Array.from(key), Uint8Array.from(iv));
 
       let encryptedPrivateKey = cipher.update(
         prefixedPrivateKey,
diff --git a/src/utils/viemProvider.ts b/src/utils/viemProvider.ts
index b76aa02..14266c1 100644
--- a/src/utils/viemProvider.ts
+++ b/src/utils/viemProvider.ts
@@ -66,9 +66,9 @@ class ViemProvider {
     const { password } = await inquirer.prompt(passwordQuestion);
 
     try {
-      const decipherIv = Buffer.from(iv, "hex");
+      const decipherIv = Uint8Array.from(Buffer.from(iv, "hex"));
       const key = crypto.scryptSync(password, decipherIv, 32);
-      const decipher = crypto.createDecipheriv("aes-256-cbc", key, decipherIv);
+      const decipher = crypto.createDecipheriv("aes-256-cbc", Uint8Array.from(key), decipherIv);
 
       let decryptedPrivateKey = decipher.update(
         encryptedPrivateKey,