diff --git a/.husky/pre-commit b/.husky/pre-commit
new file mode 100755
index 0000000..58be9cb
--- /dev/null
+++ b/.husky/pre-commit
@@ -0,0 +1,13 @@
+#!/usr/bin/env sh
+
+ROOT="$(git rev-parse --show-toplevel 2>/dev/null)"
+if [ -n "$ROOT" ]; then
+  cd "$ROOT" || exit 1
+fi
+
+if [ "$HUSKY" = "0" ]; then
+  exit 0
+fi
+
+echo "🔐 Scanning staged changes for secrets..."
+bash scripts/secret-scan-staged.sh
diff --git a/.husky/pre-push b/.husky/pre-push
new file mode 100755
index 0000000..640f96b
--- /dev/null
+++ b/.husky/pre-push
@@ -0,0 +1,13 @@
+#!/usr/bin/env sh
+
+ROOT="$(git rev-parse --show-toplevel 2>/dev/null)"
+if [ -n "$ROOT" ]; then
+  cd "$ROOT" || exit 1
+fi
+
+if [ "$HUSKY" = "0" ]; then
+  exit 0
+fi
+
+echo "🔐 Scanning tracked files for secrets before push..."
+bash scripts/secret-scan-repo.sh
diff --git a/package.json b/package.json
index d72ab78..50d7334 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,10 @@
     "typecheck": "pnpm --filter @notelett/backend run typecheck && pnpm --filter @notelett/web run typecheck && pnpm --filter @notelett/mobile run typecheck",
     "test": "pnpm --filter @notelett/backend run test && pnpm --filter @notelett/web run test && pnpm --filter @notelett/mobile run test",
     "build": "pnpm --filter @notelett/backend run build && pnpm --filter @notelett/web run build",
-    "verify": "pnpm run typecheck && pnpm run test && pnpm run build"
+    "verify": "pnpm run typecheck && pnpm run test && pnpm run build",
+    "prepare": "husky"
+  },
+  "devDependencies": {
+    "husky": "^9.0.0"
   }
 }
diff --git a/scripts/secret-scan-repo.sh b/scripts/secret-scan-repo.sh
new file mode 100755
index 0000000..7da241e
--- /dev/null
+++ b/scripts/secret-scan-repo.sh
@@ -0,0 +1,52 @@
+#!/usr/bin/env bash
+#
+# Scans tracked files for common secret patterns.
+# Intended for manual use (or as part of quick-check). Avoids printing matching lines.
+#
+# Note: This does not scan git history. Use a dedicated tool (e.g. gitleaks) for history scanning.
+
+set -euo pipefail
+
+ROOT="$(git rev-parse --show-toplevel 2>/dev/null || true)"
+if [[ -z "${ROOT}" ]]; then
+  exit 0
+fi
+
+cd "${ROOT}"
+
+fail=0
+
+check() {
+  local name="$1"
+  local pattern="$2"
+
+  # -l prints only filenames (no secret material in output)
+  if git grep -l -E "${pattern}" -- . ':!*.example' ':!*.example.*' >/dev/null 2>&1; then
+    echo "✗ ${name}: potential matches found in:"
+    git grep -l -E "${pattern}" -- . ':!*.example' ':!*.example.*' | sed 's/^/  - /'
+    echo
+    fail=1
+  fi
+}
+
+check "Private key blocks" '-----BEGIN (RSA |EC |OPENSSH )?PRIVATE KEY-----'
+check "Azure storage AccountKey leaks" 'AccountKey=[A-Za-z0-9+/=_-]{20,}'
+check "Azure SharedAccessKey leaks" 'SharedAccessKey=[A-Za-z0-9+/=_-]{20,}'
+check "COSMOS_KEY assignment leaks" 'COSMOS_KEY[[:space:]]*=[[:space:]]*[A-Za-z0-9+/=_-]{20,}'
+check "AZURE_OPENAI_KEY assignment leaks" 'AZURE_OPENAI_KEY[[:space:]]*=[[:space:]]*[A-Za-z0-9+/=_-]{20,}'
+check "AZURE_SPEECH_KEY assignment leaks" 'AZURE_SPEECH_KEY[[:space:]]*=[[:space:]]*[A-Za-z0-9+/=_-]{20,}'
+check "JWT_SECRET hex-like assignments" 'JWT_SECRET[[:space:]]*=[[:space:]]*[0-9a-fA-F]{32,}'
+check "OpenAI API keys (sk-...)" 'sk-[A-Za-z0-9]{20,}'
+check "Stripe secret keys (sk_live_/sk_test_)" 'sk_(live|test)_[A-Za-z0-9]{20,}'
+check "Stripe webhook secrets (whsec_...)" 'whsec_[A-Za-z0-9]{20,}'
+check "Perplexity API keys (pplx-...)" 'pplx-[A-Za-z0-9]{20,}'
+check "AWS access key ids (AKIA...)" 'AKIA[0-9A-Z]{16}'
+check "Google API keys (AIza...)" 'AIza[0-9A-Za-z\-_]{35}'
+
+if [[ "${fail}" -ne 0 ]]; then
+  echo "Secret scan failed."
+  echo "Fix the files above (move values to Key Vault / env vars) and retry."
+  exit 1
+fi
+
+echo "✓ Secret scan passed (tracked files)"
diff --git a/scripts/secret-scan-staged.sh b/scripts/secret-scan-staged.sh
new file mode 100755
index 0000000..23d935e
--- /dev/null
+++ b/scripts/secret-scan-staged.sh
@@ -0,0 +1,89 @@
+#!/usr/bin/env bash
+#
+# Blocks commits that introduce obvious secrets (Azure keys, connection strings, private keys, etc.).
+# This scans only staged changes (the git index) to avoid false positives from unstaged work.
+#
+# Note: Avoid printing matched lines to keep secrets out of terminal scrollback/logs.
+
+set -euo pipefail
+
+ROOT="$(git rev-parse --show-toplevel 2>/dev/null || true)"
+if [[ -z "${ROOT}" ]]; then
+  exit 0
+fi
+
+cd "${ROOT}"
+
+# Nothing staged -> nothing to scan.
+if git diff --cached --quiet; then
+  exit 0
+fi
+
+DIFF="$(git diff --cached --no-color --unified=0)"
+if [[ -z "${DIFF}" ]]; then
+  exit 0
+fi
+
+perl -ne '
+  our ($file, %hits, $exit);
+
+  if (/^\+\+\+ b\/(.*)$/) {
+    $file = $1;
+    next;
+  }
+
+  next unless defined $file;
+  next unless /^\+(?!\+\+\+)(.*)$/;
+  my $line = $1;
+
+  my @checks = (
+    ["PRIVATE_KEY_BLOCK", qr/-----BEGIN (?:RSA |EC |OPENSSH )?PRIVATE KEY-----/i],
+
+    # Azure connection strings / keys (high signal, low false positives)
+    ["AZURE_STORAGE_ACCOUNT_KEY", qr/AccountKey=[A-Za-z0-9+\/=_-]{20,}/],
+    ["AZURE_SHARED_ACCESS_KEY", qr/SharedAccessKey=[A-Za-z0-9+\/=_-]{20,}/],
+
+    # Common env var leaks
+    ["COSMOS_KEY_ASSIGNMENT", qr/\bCOSMOS_KEY\s*=\s*[A-Za-z0-9+\/=_-]{20,}/],
+    ["AZURE_OPENAI_KEY_ASSIGNMENT", qr/\bAZURE_OPENAI_KEY\s*=\s*[A-Za-z0-9+\/=_-]{20,}/],
+    ["AZURE_SPEECH_KEY_ASSIGNMENT", qr/\bAZURE_SPEECH_KEY\s*=\s*[A-Za-z0-9+\/=_-]{20,}/],
+    ["JWT_SECRET_HEX_ASSIGNMENT", qr/\bJWT_SECRET\s*=\s*[0-9a-fA-F]{32,}\b/],
+
+    # OpenAI / Stripe / Perplexity
+    ["OPENAI_API_KEY", qr/\bOPENAI_API_KEY\s*=\s*sk-[A-Za-z0-9]{20,}/],
+    ["OPENAI_KEY_LIKE", qr/\bsk-[A-Za-z0-9]{20,}\b/],
+    ["STRIPE_SECRET_KEY", qr/\bsk_(?:live|test)_[A-Za-z0-9]{20,}\b/],
+    ["STRIPE_WEBHOOK_SECRET", qr/\bwhsec_[A-Za-z0-9]{20,}\b/],
+    ["PERPLEXITY_API_KEY", qr/\bpplx-[A-Za-z0-9]{20,}\b/],
+
+    # Cloud provider patterns
+    ["AWS_ACCESS_KEY_ID", qr/\bAKIA[0-9A-Z]{16}\b/],
+    ["GOOGLE_API_KEY", qr/\bAIza[0-9A-Za-z\-_]{35}\b/],
+  );
+
+  for my $check (@checks) {
+    my ($name, $re) = @$check;
+    if ($line =~ $re) {
+      $hits{$name}{$file} = 1;
+      $exit = 1;
+    }
+  }
+
+  END {
+    if (!$exit) {
+      exit 0;
+    }
+
+    print STDERR "✗ Potential secrets detected in staged changes:\n";
+    for my $name (sort keys %hits) {
+      for my $path (sort keys %{ $hits{$name} }) {
+        print STDERR "  - ${name}: ${path}\n";
+      }
+    }
+    print STDERR "\nCommit aborted.\n";
+    print STDERR "Move secrets to Azure Key Vault (or env vars injected at deploy-time), then retry.\n";
+    print STDERR "If you believe this is a false positive, refactor the value into a placeholder.\n";
+    exit 1;
+  }
+' <<< "${DIFF}"
+