diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index f33a02c..617f85e 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -1,12 +1,28 @@
-# To get started with Dependabot version updates, you'll need to specify which
-# package ecosystems to update and where the package manifests are located.
-# Please see the documentation for more information:
-# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
-# https://containers.dev/guide/dependabot
-
 version: 2
 updates:
- - package-ecosystem: "devcontainers"
-   directory: "/"
-   schedule:
-     interval: weekly
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly
+    cooldown:
+      default-days: 7
+    groups:
+      actions:
+        patterns: ["*"]
+
+  - package-ecosystem: gomod
+    directory: /
+    schedule:
+      interval: weekly
+    cooldown:
+      default-days: 7
+      semver-major-days: 30
+    groups:
+      go-dependencies:
+        patterns: ["*"]
+    open-pull-requests-limit: 5
+
+  - package-ecosystem: devcontainers
+    directory: /
+    schedule:
+      interval: weekly
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 860146b..771558c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,20 +1,33 @@
 name: CI
 
+# Security notes:
+# - Uses `pull_request` (never `pull_request_target`): fork PRs run with a
+#   read-only token and without access to repository secrets.
+# - Third-party actions are pinned to a full commit SHA (a tag can be moved).
+
 on:
   push:
     branches: [main]
   pull_request:
+    branches: [main]
 
 permissions:
   contents: read
 
+concurrency:
+  group: ci-${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   test:
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
 
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e # v7.0.0
         with:
           go-version-file: go.mod
 
@@ -29,3 +42,11 @@ jobs:
 
       - name: Build
         run: go build ./...
+
+      - name: Verify module checksums
+        run: go mod verify
+
+      - name: Vulnerability scan (govulncheck)
+        run: |
+          go install golang.org/x/vuln/cmd/govulncheck@v1.1.4
+          govulncheck ./...
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 0000000..c1ac2c0
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,36 @@
+name: CodeQL
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+  schedule:
+    - cron: '23 4 * * 1'
+
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    permissions:
+      contents: read
+      security-events: write
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e # v7.0.0
+        with:
+          go-version-file: go.mod
+
+      - uses: github/codeql-action/init@24c54180a607b1449ed407dd24f251e4e9147c8d # v4.38.3
+        with:
+          languages: go
+
+      - uses: github/codeql-action/autobuild@24c54180a607b1449ed407dd24f251e4e9147c8d # v4.38.3
+
+      - uses: github/codeql-action/analyze@24c54180a607b1449ed407dd24f251e4e9147c8d # v4.38.3
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8e1d04f..7ede566 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1,46 +1,61 @@
-# .github/workflows/release.yml
 name: Release Go Binaries
 
+# Security notes:
+# - Default token is read-only; only the release job elevates to contents: write.
+# - Third-party actions are pinned to a full commit SHA.
+# - The tag name is passed through an env var, never interpolated into the shell.
+
 on:
   push:
     tags:
       - 'v*'
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   build-and-release:
     name: Build and Release
     runs-on: ubuntu-latest
+    timeout-minutes: 20
     permissions:
       contents: write
+    env:
+      REF_NAME: ${{ github.ref_name }}
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
 
       - name: Setup Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e # v7.0.0
         with:
           go-version-file: go.mod
 
       - name: Build binaries
-        run: make build VERSION=${{ github.ref_name }}
-        
+        run: make build VERSION="${REF_NAME}"
+
       - name: Package artifacts
         run: |
-          # Crea un directorio para los archivos comprimidos
           mkdir -p release_packages
-          
-          # Comprime cada conjunto de binarios en un archivo tar.gz o .zip
-          cd dist/${{ github.ref_name }}
+
+          cd "dist/${REF_NAME}"
           tar -czf ../../release_packages/azdevops_linux_amd64.tar.gz -C linux-amd64 .
           tar -czf ../../release_packages/azdevops_linux_arm64.tar.gz -C linux-arm64 .
           tar -czf ../../release_packages/azdevops_darwin_amd64.tar.gz -C darwin-amd64 .
           tar -czf ../../release_packages/azdevops_darwin_arm64.tar.gz -C darwin-arm64 .
           zip -r ../../release_packages/azdevops_windows_amd64.zip windows-amd64
 
+      - name: Generate checksums
+        run: |
+          cd release_packages
+          sha256sum * > checksums.txt
+
       - name: Create GitHub Release
-        uses: ncipollo/release-action@v1
+        uses: ncipollo/release-action@339a81892b84b4eeb0f6e744e4574d79d0d9b8dd # v1.21.0
         with:
           artifacts: "release_packages/*"
           bodyFile: "RELEASE_NOTES.md"
diff --git a/SECURITY.md b/SECURITY.md
new file mode 100644
index 0000000..6662a53
--- /dev/null
+++ b/SECURITY.md
@@ -0,0 +1,20 @@
+# Security Policy
+
+## Supported versions
+
+Only the latest release receives security fixes.
+
+## Reporting a vulnerability
+
+Please do **not** open a public issue for security problems.
+
+Use GitHub's private reporting: **Security → Report a vulnerability** in this repository.
+If that is unavailable, contact the maintainer through the email on their GitHub profile.
+
+You can expect an initial response within 7 days. Please include the affected version,
+steps to reproduce and the potential impact.
+
+## Scope notes
+
+This tool handles Azure DevOps Personal Access Tokens. Never paste a real PAT in an issue or log.
+If you believe a token was leaked, revoke it in Azure DevOps immediately.
diff --git a/go.mod b/go.mod
index aeeebaf..84083bd 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module azuredevops
 
-go 1.23.9
+go 1.26.9
 
 require (
 	github.com/charmbracelet/huh v1.0.0
@@ -9,7 +9,7 @@ require (
 	github.com/mattn/go-isatty v0.0.20
 	github.com/spf13/cobra v1.9.1
 	github.com/zalando/go-keyring v0.2.8
-	golang.org/x/text v0.23.0
+	golang.org/x/text v0.42.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
@@ -39,6 +39,6 @@ require (
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/spf13/pflag v1.0.6 // indirect
 	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
-	golang.org/x/sync v0.15.0 // indirect
+	golang.org/x/sync v0.23.0 // indirect
 	golang.org/x/sys v0.33.0 // indirect
 )
diff --git a/go.sum b/go.sum
index b561494..cf39d85 100644
--- a/go.sum
+++ b/go.sum
@@ -93,14 +93,14 @@ github.com/zalando/go-keyring v0.2.8 h1:6sD/Ucpl7jNq10rM2pgqTs0sZ9V3qMrqfIIy5YPc
 github.com/zalando/go-keyring v0.2.8/go.mod h1:tsMo+VpRq5NGyKfxoBVjCuMrG47yj8cmakZDO5QGii0=
 golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI=
 golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo=
-golang.org/x/sync v0.15.0 h1:KWH3jNZsfyT6xfAfKiz6MRNmd46ByHDYaZ7KSkCtdW8=
-golang.org/x/sync v0.15.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sync v0.23.0 h1:KameEIfc1IkluZyXWLn39Wd4tURc6GbCiISGiZm2bQk=
+golang.org/x/sync v0.23.0/go.mod h1:sUUOizhqBxiL6pEWpqNLUiaJn1ShEbZ6BBqskPbjZm0=
 golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
 golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
-golang.org/x/text v0.23.0 h1:D71I7dUrlY+VX0gQShAThNGHFxZ13dGLBHQLVl1mJlY=
-golang.org/x/text v0.23.0/go.mod h1:/BLNzu4aZCJ1+kcD0DNRotWKage4q2rGVAg4o22unh4=
+golang.org/x/text v0.42.0 h1:JbOZXgfeCPU9gacVtYliJqOhD+zhrEqK4LfdpmlUZqI=
+golang.org/x/text v0.42.0/go.mod h1:ojzP1Z+2QtioaF8DTtO8K5q7JWVVYwZKenzujK0Zd0E=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=