Stripe Payment Intent Detector (#4138)

* stripe payment intent detector added

* updated the stripe payment intent detector to verify the payment intents

* tests updated for stripe payment intent

* simplified code in the stripe payment intent detector

* fetch secrets from gcp

* updated stripe api return values for 400 and above cases

* fixed integration test

* updated the stripe payment intent detector keywords

* updated the stripe payment intent detector to store the client secrets against all keys

* simplified code

* improved the client secret verification logic

pkg/detectors/stripepaymentintent/stripepaymentintent.go

@@ -0,0 +1,219 @@
+package stripepaymentintent
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+
+	regexp "github.com/wasilibs/go-re2"
+
+	"github.com/trufflesecurity/trufflehog/v3/pkg/common"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/pb/detectorspb"
+)
+
+type Scanner struct {
+	Client *http.Client
+}
+
+// Ensure the Scanner satisfies the interface at compile time.
+var _ detectors.Detector = (*Scanner)(nil)
+
+var (
+	defaultClient = common.SaneHttpClient()
+
+	// Make sure that your group is surrounded in boundary characters such as below to reduce false positives.
+	clientSecretPat   = regexp.MustCompile(`\b(pi_[a-zA-Z0-9]{24}_secret_[a-zA-Z0-9]{25})\b`)
+	secretKeyPat      = regexp.MustCompile(`\b([rs]k_live_[a-zA-Z0-9]{20,247})\b`)
+	publishableKeyPat = regexp.MustCompile(`\b(pk_live_[a-zA-Z0-9]{20,247})\b`)
+)
+
+// Keywords are used for efficiently pre-filtering chunks.
+// Use identifiers in the secret preferably, or the provider name.
+func (s Scanner) Keywords() []string {
+	return []string{"_secret_"}
+}
+
+func (s Scanner) getClient() *http.Client {
+	if s.Client != nil {
+		return s.Client
+	}
+	return defaultClient
+}
+
+// FromData will find and optionally verify Stripe Payment Intent secrets in a given set of bytes.
+func (s Scanner) FromData(ctx context.Context, verify bool, data []byte) ([]detectors.Result, error) {
+	dataStr := string(data)
+
+	// Stripe client secrets can't be verified on their own, they must be paired with a secret or publishable key.
+	// Secret keys are preferred for verification, but in some real-world cases only publishable keys are present.
+	// While typically used client-side, publishable keys can still confirm certain PaymentIntents.
+	// To avoid missing valid detections, we verify using both key types.
+	// If no keys are found, we skip detection since client secrets alone are not actionable.
+	clientSecrets := extractMatches(clientSecretPat, dataStr)
+	secretKeys := extractMatches(secretKeyPat, dataStr)
+	publishableKeys := extractMatches(publishableKeyPat, dataStr)
+
+	results := make([]detectors.Result, 0, len(clientSecrets)*(len(secretKeys)+len(publishableKeys)))
+
+	// Process each client secret against all keys
+	for clientSecret := range clientSecrets {
+		for key := range secretKeys {
+			result := detectors.Result{
+				DetectorType: detectorspb.DetectorType_StripePaymentIntent,
+				Raw:          []byte(clientSecret),
+				RawV2:        []byte(clientSecret + key),
+				ExtraData: map[string]string{
+					"key_type": "secret",
+				},
+			}
+
+			if verify {
+				verified, err := verifyPaymentIntentWithSecretKey(ctx, s.getClient(), clientSecret, key)
+				result.Verified = verified
+				result.SetVerificationError(err)
+			}
+
+			results = append(results, result)
+		}
+
+		for key := range publishableKeys {
+			result := detectors.Result{
+				DetectorType: detectorspb.DetectorType_StripePaymentIntent,
+				Raw:          []byte(clientSecret),
+				RawV2:        []byte(clientSecret + key),
+				ExtraData: map[string]string{
+					"key_type": "publishable",
+				},
+			}
+
+			if verify {
+				verified, err := verifyPaymentIntentWithPublishableKey(ctx, s.getClient(), clientSecret, key)
+				result.Verified = verified
+				result.SetVerificationError(err)
+			}
+
+			results = append(results, result)
+		}
+	}
+
+	return results, nil
+}
+
+// Helper function to extract matches into a map for uniqueness
+func extractMatches(pattern *regexp.Regexp, data string) map[string]struct{} {
+	matches := pattern.FindAllStringSubmatch(data, -1)
+	result := make(map[string]struct{}, len(matches))
+
+	for _, match := range matches {
+		if len(match) >= 2 {
+			result[match[1]] = struct{}{}
+		}
+	}
+
+	return result
+}
+
+func (s Scanner) Type() detectorspb.DetectorType {
+	return detectorspb.DetectorType_StripePaymentIntent
+}
+
+func (s Scanner) Description() string {
+	return "Stripepaymentintent objects represent a customer's intent to pay and track the lifecycle of a payment. These objects are used to initiate and manage payment flows, including confirmation, authentication, and capture of funds."
+}
+
+// VerifyPaymentIntentWithSecretKey verifies a Stripe PaymentIntent using the secret key.
+// It checks if the PaymentIntent ID is valid and if the secret key has access to it.
+// It returns a VerificationResult indicating the validity of the PaymentIntent and any error messages.
+func verifyPaymentIntentWithSecretKey(ctx context.Context, client *http.Client, clientSecret, secretKey string) (bool, error) {
+	url := fmt.Sprintf("https://api.stripe.com/v1/payment_intents/%s", extractIntentID(clientSecret))
+
+	req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
+	if err != nil {
+		return false, fmt.Errorf("error creating request: %v", err)
+	}
+
+	req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", secretKey))
+	req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
+
+	resp, err := client.Do(req)
+	if err != nil {
+		return false, fmt.Errorf("request failed: %v", err)
+	}
+
+	defer func() {
+		_, _ = io.Copy(io.Discard, resp.Body)
+		_ = resp.Body.Close()
+	}()
+
+	switch resp.StatusCode {
+	case http.StatusOK:
+		return isClientSecretValid(resp.Body, clientSecret)
+	case http.StatusUnauthorized, http.StatusNotFound:
+		return false, nil
+	default:
+		return false, fmt.Errorf("unexpected status code: %d", resp.StatusCode)
+	}
+}
+
+// verifyPaymentIntentWithPublishableKey verifies a Stripe PaymentIntent using the publishable key.
+// It checks if the PaymentIntent ID is valid and if the publishable key has access to it.
+// It returns a VerificationResult indicating the validity of the PaymentIntent and any error messages.
+// Note: It should only be used for client-side verification or in scenarios where the secret key is unavailable.
+func verifyPaymentIntentWithPublishableKey(ctx context.Context, client *http.Client, clientSecret, publishableKey string) (bool, error) {
+	paymentIntentId := extractIntentID(clientSecret)
+	if paymentIntentId == "" {
+		return false, fmt.Errorf("payment intent ID is required")
+	}
+
+	// Construct the request URL and add publishable key as a query parameter (this is how Stripe.js works)
+	url := fmt.Sprintf("https://api.stripe.com/v1/payment_intents/%s", paymentIntentId)
+	url = url + fmt.Sprintf("?key=%s", publishableKey)
+	url = url + fmt.Sprintf("&client_secret=%s", clientSecret)
+
+	req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
+	if err != nil {
+		return false, fmt.Errorf("error creating request: %v", err)
+	}
+
+	resp, err := client.Do(req)
+	if err != nil {
+		return false, fmt.Errorf("request failed: %v", err)
+	}
+	defer func() {
+		_, _ = io.Copy(io.Discard, resp.Body)
+		_ = resp.Body.Close()
+	}()
+
+	switch resp.StatusCode {
+	case http.StatusOK:
+		return isClientSecretValid(resp.Body, clientSecret)
+	case http.StatusUnauthorized, http.StatusNotFound:
+		return false, nil
+	default:
+		return false, fmt.Errorf("unexpected status code: %d", resp.StatusCode)
+	}
+}
+
+func extractIntentID(clientSecret string) string {
+	parts := strings.SplitN(clientSecret, "_secret_", 2)
+	if len(parts) != 2 {
+		return ""
+	}
+	return parts[0]
+}
+
+func isClientSecretValid(body io.Reader, expectedSecret string) (bool, error) {
+	var respBody struct {
+		ClientSecret string `json:"client_secret"`
+	}
+
+	if err := json.NewDecoder(body).Decode(&respBody); err != nil {
+		return false, fmt.Errorf("failed to decode response body: %v", err)
+	}
+
+	return respBody.ClientSecret == expectedSecret, nil
+}

pkg/detectors/stripepaymentintent/stripepaymentintent_integration_test.go

@@ -0,0 +1,146 @@
+//go:build detectors
+// +build detectors
+
+package stripepaymentintent
+
+import (
+	"context"
+	"fmt"
+	"testing"
+	"time"
+
+	"github.com/trufflesecurity/trufflehog/v3/pkg/common"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/pb/detectorspb"
+)
+
+func TestStripepaymentintent_FromChunk(t *testing.T) {
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
+	defer cancel()
+	testSecrets, err := common.GetSecret(ctx, "trufflehog-testing", "detectors2")
+	if err != nil {
+		t.Fatalf("could not get test secrets from GCP: %s", err)
+	}
+	secret := testSecrets.MustGetField("STRIPE_SECRET")
+	paymentIntent := testSecrets.MustGetField("STRIPE_PAYMENT_INTENT")
+	secretInactive := testSecrets.MustGetField("STRIPE_INACTIVE")
+	type args struct {
+		ctx    context.Context
+		data   []byte
+		verify bool
+	}
+	tests := []struct {
+		name                string
+		s                   Scanner
+		args                args
+		wantVerified        bool // Instead of expecting exact results, check if any result is verified
+		wantResultCount     int  // Expected number of results
+		wantErr             bool
+		wantVerificationErr bool
+	}{
+		{
+			name: "found, verified",
+			s:    Scanner{},
+			args: args{
+				ctx:    context.Background(),
+				data:   []byte(fmt.Sprintf("You can find a stripepaymentintent secret %s and payment intent: %s within", secret, paymentIntent)),
+				verify: true,
+			},
+			wantVerified:        true, // At least one result should be verified
+			wantResultCount:     1,    // 1 client secret × 1 key = 1 result
+			wantErr:             false,
+			wantVerificationErr: false,
+		},
+		{
+			name: "found, unverified",
+			s:    Scanner{},
+			args: args{
+				ctx:    context.Background(),
+				data:   []byte(fmt.Sprintf("You can find a stripepaymentintent secret %s and payment intent %s within but not valid", secretInactive, paymentIntent)),
+				verify: true,
+			},
+			wantVerified:        false, // No results should be verified
+			wantResultCount:     1,     // 1 client secret × 1 key = 1 result
+			wantErr:             false,
+			wantVerificationErr: false,
+		},
+		{
+			name: "not found",
+			s:    Scanner{},
+			args: args{
+				ctx:    context.Background(),
+				data:   []byte("You cannot find the secret within"),
+				verify: true,
+			},
+			wantVerified:        false,
+			wantResultCount:     0, // No results expected
+			wantErr:             false,
+			wantVerificationErr: false,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := tt.s.FromData(tt.args.ctx, tt.args.verify, tt.args.data)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("Stripepaymentintent.FromData() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+
+			// Check result count
+			if len(got) != tt.wantResultCount {
+				t.Errorf("Stripepaymentintent.FromData() got %d results, want %d", len(got), tt.wantResultCount)
+				return
+			}
+
+			// Check each result
+			hasVerified := false
+			for i := range got {
+				// Check that all results have the correct detector type
+				if got[i].DetectorType != detectorspb.DetectorType_StripePaymentIntent {
+					t.Errorf("Stripepaymentintent.FromData() result %d has wrong DetectorType", i)
+				}
+
+				// Check that raw secret is present
+				if len(got[i].Raw) == 0 {
+					t.Fatalf("no raw secret present in result %d: \n %+v", i, got[i])
+				}
+
+				// Check that RawV2 is present (should contain client secret + key)
+				if len(got[i].RawV2) == 0 {
+					t.Fatalf("no rawV2 present in result %d: \n %+v", i, got[i])
+				}
+
+				// Check verification error expectation
+				if (got[i].VerificationError() != nil) != tt.wantVerificationErr {
+					t.Fatalf("wantVerificationError = %v, verification error = %v", tt.wantVerificationErr, got[i].VerificationError())
+				}
+
+				// Track if any result is verified
+				if got[i].Verified {
+					hasVerified = true
+				}
+			}
+
+			// Check verification expectation
+			if hasVerified != tt.wantVerified {
+				t.Errorf("Stripepaymentintent.FromData() hasVerified = %v, want %v", hasVerified, tt.wantVerified)
+			}
+		})
+	}
+}
+
+func BenchmarkFromData(benchmark *testing.B) {
+	ctx := context.Background()
+	s := Scanner{}
+	for name, data := range detectors.MustGetBenchmarkData() {
+		benchmark.Run(name, func(b *testing.B) {
+			b.ResetTimer()
+			for n := 0; n < b.N; n++ {
+				_, err := s.FromData(ctx, false, data)
+				if err != nil {
+					b.Fatal(err)
+				}
+			}
+		})
+	}
+}

pkg/detectors/stripepaymentintent/stripepaymentintent_test.go

@@ -0,0 +1,185 @@
+package stripepaymentintent
+
+import (
+	"context"
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/engine/ahocorasick"
+)
+
+func TestStripepaymentintent_Pattern(t *testing.T) {
+	d := Scanner{}
+	ahoCorasickCore := ahocorasick.NewAhoCorasickCore([]detectors.Detector{d})
+
+	tests := []struct {
+		name          string
+		input         string
+		expectedPairs []string
+	}{
+		{
+			name: "client secret with secret key",
+			input: "stripepaymentintent_token = '" + "pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+				"' and stripe_key = '" + "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" + "'",
+			expectedPairs: []string{"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+				"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"},
+		},
+		{
+			name: "client secret with publishable key",
+			input: "stripepaymentintent_token = '" + "pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+				"' and stripe_key = '" + "pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456" + "'",
+			expectedPairs: []string{"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+				"pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456"},
+		},
+		{
+			name: "multiple client secrets with single key",
+			input: `stripepaymentintent_token1 = '` + "pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" + `'
+			stripepaymentintent_token2 = '` + "pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" + `'
+			stripe_key = '` + "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" + `'`,
+			expectedPairs: []string{
+				"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+					"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",
+				"pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" +
+					"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",
+			},
+		},
+		{
+			name: "single client secret with multiple keys",
+			input: `stripepaymentintent_token = '` + "pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" + `'
+			stripe_secret_key = '` + "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" + `'
+			stripe_publishable_key = '` + "pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456" + `'`,
+			expectedPairs: []string{
+				"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+					"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",
+				"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+					"pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456",
+			},
+		},
+		{
+			name: "multiple client secrets with multiple keys",
+			input: `stripepaymentintent_token1 = '` + "pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" + `'
+			stripepaymentintent_token2 = '` + "pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" + `'
+			stripe_secret_key = '` + "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" + `'
+			stripe_publishable_key = '` + "pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456" + `'`,
+			expectedPairs: []string{
+				"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+					"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",
+				"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+					"pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456",
+				"pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" +
+					"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",
+				"pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" +
+					"pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456",
+			},
+		},
+		{
+			name:          "only client secret without keys",
+			input:         "stripepaymentintent_token = '" + "pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" + "'",
+			expectedPairs: []string{},
+		},
+		{
+			name:          "only keys without client secret",
+			input:         "stripe_key = '" + "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" + "'",
+			expectedPairs: []string{},
+		},
+		{
+			name: "invalid client secret with valid key",
+			input: "stripepaymentintent_token = '" + "test_secret_test_1234567890abcdefg" + "' and stripe_key = '" +
+				"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" + "'",
+			expectedPairs: []string{},
+		},
+		{
+			name: "mixed valid and invalid client secrets with key",
+			input: `some_token = '` + "pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" + `'
+			other_token = '` + "test_secret_test_1234567890abcdefg" + `'
+			stripe_key = '` + "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" + `'`,
+			expectedPairs: []string{"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+				"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"},
+		},
+		{
+			name: "complex scenario with multiple valid combinations",
+			input: `
+			# Multiple client secrets
+			pi_token_1 = '` + "pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" + `'
+			pi_token_2 = '` + "pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" + `'
+			
+			# Multiple secret keys
+			secret_key_1 = '` + "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" + `'
+			secret_key_2 = '` + "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" + `'
+			
+			# Multiple publishable keys  
+			pub_key_1 = '` + "pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456" + `'
+			pub_key_2 = '` + "pk_live_51NuxCxMleJwHu7ix0BItRxY7OXh9Gr8RLr6ZHGz8XHCrSGIeUeF9MgLdLaRl8oKw4y6ZKwoKZHHa2o4HzGeIK6abc123456" + `'`,
+			expectedPairs: []string{
+				"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+					"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",
+				"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+					"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",
+				"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+					"pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456",
+				"pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" +
+					"pk_live_51NuxCxMleJwHu7ix0BItRxY7OXh9Gr8RLr6ZHGz8XHCrSGIeUeF9MgLdLaRl8oKw4y6ZKwoKZHHa2o4HzGeIK6abc123456",
+				"pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" +
+					"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",
+				"pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" +
+					"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",
+				"pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" +
+					"pk_live_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5abc123456",
+				"pi_4NuxCxMleJwHu7ix28a3tqPb_secret_ZsLKVLsjdcCkdH9IWig123456" +
+					"pk_live_51NuxCxMleJwHu7ix0BItRxY7OXh9Gr8RLr6ZHGz8XHCrSGIeUeF9MgLdLaRl8oKw4y6ZKwoKZHHa2o4HzGeIK6abc123456",
+			},
+		},
+		{
+			name: "test keys should not match (only live keys are detected)",
+			input: `stripepaymentintent_token = '` + "pi_3MtwBwLkdIwHu7ix28a3tqPa_secret_YrKJUKribcBjcG8HVhf123456" + `'
+			test_secret_key = 'sk_test_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5nJGydHjE'
+			test_pub_key = 'pk_test_51MtwBwLkdIwHu7ix0AHtQwX6NWg8Fq7QKq5YGFy7WGBqRFHdTdE8LfKcKzQk7nJv3x5YJvnJYGGz1n3GyFdHJ5nJGydHjE'`,
+			expectedPairs: []string{},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			matchedDetectors := ahoCorasickCore.FindDetectorMatches([]byte(test.input))
+			if len(test.expectedPairs) > 0 {
+				if len(matchedDetectors) == 0 {
+					t.Errorf("keywords '%v' not matched by: %s", d.Keywords(), test.input)
+					return
+				}
+			}
+
+			results, err := d.FromData(context.Background(), false, []byte(test.input))
+			if err != nil {
+				t.Errorf("error = %v", err)
+				return
+			}
+
+			if len(results) != len(test.expectedPairs) {
+				if len(results) == 0 {
+					t.Errorf("did not receive result")
+				} else {
+					t.Errorf("expected %d results, only received %d", len(test.expectedPairs), len(results))
+				}
+				return
+			}
+
+			actual := make(map[string]struct{}, len(results))
+			for _, r := range results {
+				if len(r.RawV2) > 0 {
+					actual[string(r.RawV2)] = struct{}{}
+				} else {
+					actual[string(r.Raw)] = struct{}{}
+				}
+			}
+			expected := make(map[string]struct{}, len(test.expectedPairs))
+			for _, v := range test.expectedPairs {
+				expected[v] = struct{}{}
+			}
+
+			if diff := cmp.Diff(expected, actual); diff != "" {
+				t.Errorf("%s diff: (-want +got)\n%s", test.name, diff)
+			}
+		})
+	}
+}

pkg/engine/defaults/defaults.go

@@ -705,6 +705,7 @@ import (
 	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors/strava"
 	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors/streak"
 	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors/stripe"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors/stripepaymentintent"
 	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors/stripo"
 	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors/stytch"
 	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors/sugester"
@@ -1706,6 +1707,7 @@ func buildDetectorList() []detectors.Detector {
 		&zohocrm.Scanner{},
 		&zonkafeedback.Scanner{},
 		&zulipchat.Scanner{},
+		&stripepaymentintent.Scanner{},
 	}
 }
 

pkg/pb/detectorspb/detectors.pb.go

@@ -1131,6 +1131,7 @@ const (
 	DetectorType_AzureDirectManagementKey                DetectorType = 1024
 	DetectorType_AzureAppConfigConnectionString          DetectorType = 1025
 	DetectorType_DeepSeek                                DetectorType = 1026
+	DetectorType_StripePaymentIntent                     DetectorType = 1027
 )
 
 // Enum value maps for DetectorType.
@@ -2159,6 +2160,7 @@ var (
 		1024: "AzureDirectManagementKey",
 		1025: "AzureAppConfigConnectionString",
 		1026: "DeepSeek",
+		1027: "StripePaymentIntent",
 	}
 	DetectorType_value = map[string]int32{
 		"Alibaba":                               0,
@@ -3184,6 +3186,7 @@ var (
 		"AzureDirectManagementKey":          1024,
 		"AzureAppConfigConnectionString":    1025,
 		"DeepSeek":                          1026,
+		"StripePaymentIntent":               1027,
 	}
 )
 
@@ -3637,7 +3640,7 @@ var file_detectors_proto_rawDesc = []byte{
 	0x4c, 0x41, 0x49, 0x4e, 0x10, 0x01, 0x12, 0x0a, 0x0a, 0x06, 0x42, 0x41, 0x53, 0x45, 0x36, 0x34,
 	0x10, 0x02, 0x12, 0x09, 0x0a, 0x05, 0x55, 0x54, 0x46, 0x31, 0x36, 0x10, 0x03, 0x12, 0x13, 0x0a,
 	0x0f, 0x45, 0x53, 0x43, 0x41, 0x50, 0x45, 0x44, 0x5f, 0x55, 0x4e, 0x49, 0x43, 0x4f, 0x44, 0x45,
-	0x10, 0x04, 0x2a, 0xaf, 0x84, 0x01, 0x0a, 0x0c, 0x44, 0x65, 0x74, 0x65, 0x63, 0x74, 0x6f, 0x72,
+	0x10, 0x04, 0x2a, 0xc9, 0x84, 0x01, 0x0a, 0x0c, 0x44, 0x65, 0x74, 0x65, 0x63, 0x74, 0x6f, 0x72,
 	0x54, 0x79, 0x70, 0x65, 0x12, 0x0b, 0x0a, 0x07, 0x41, 0x6c, 0x69, 0x62, 0x61, 0x62, 0x61, 0x10,
 	0x00, 0x12, 0x08, 0x0a, 0x04, 0x41, 0x4d, 0x51, 0x50, 0x10, 0x01, 0x12, 0x07, 0x0a, 0x03, 0x41,
 	0x57, 0x53, 0x10, 0x02, 0x12, 0x09, 0x0a, 0x05, 0x41, 0x7a, 0x75, 0x72, 0x65, 0x10, 0x03, 0x12,
@@ -4696,11 +4699,13 @@ var file_detectors_proto_rawDesc = []byte{
 	0x08, 0x12, 0x23, 0x0a, 0x1e, 0x41, 0x7a, 0x75, 0x72, 0x65, 0x41, 0x70, 0x70, 0x43, 0x6f, 0x6e,
 	0x66, 0x69, 0x67, 0x43, 0x6f, 0x6e, 0x6e, 0x65, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x53, 0x74, 0x72,
 	0x69, 0x6e, 0x67, 0x10, 0x81, 0x08, 0x12, 0x0d, 0x0a, 0x08, 0x44, 0x65, 0x65, 0x70, 0x53, 0x65,
-	0x65, 0x6b, 0x10, 0x82, 0x08, 0x42, 0x3d, 0x5a, 0x3b, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e,
-	0x63, 0x6f, 0x6d, 0x2f, 0x74, 0x72, 0x75, 0x66, 0x66, 0x6c, 0x65, 0x73, 0x65, 0x63, 0x75, 0x72,
-	0x69, 0x74, 0x79, 0x2f, 0x74, 0x72, 0x75, 0x66, 0x66, 0x6c, 0x65, 0x68, 0x6f, 0x67, 0x2f, 0x76,
-	0x33, 0x2f, 0x70, 0x6b, 0x67, 0x2f, 0x70, 0x62, 0x2f, 0x64, 0x65, 0x74, 0x65, 0x63, 0x74, 0x6f,
-	0x72, 0x73, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x65, 0x6b, 0x10, 0x82, 0x08, 0x12, 0x18, 0x0a, 0x13, 0x53, 0x74, 0x72, 0x69, 0x70, 0x65, 0x50,
+	0x61, 0x79, 0x6d, 0x65, 0x6e, 0x74, 0x49, 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x10, 0x83, 0x08, 0x42,
+	0x3d, 0x5a, 0x3b, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x74, 0x72,
+	0x75, 0x66, 0x66, 0x6c, 0x65, 0x73, 0x65, 0x63, 0x75, 0x72, 0x69, 0x74, 0x79, 0x2f, 0x74, 0x72,
+	0x75, 0x66, 0x66, 0x6c, 0x65, 0x68, 0x6f, 0x67, 0x2f, 0x76, 0x33, 0x2f, 0x70, 0x6b, 0x67, 0x2f,
+	0x70, 0x62, 0x2f, 0x64, 0x65, 0x74, 0x65, 0x63, 0x74, 0x6f, 0x72, 0x73, 0x70, 0x62, 0x62, 0x06,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (

proto/detectors.proto

@@ -1036,6 +1036,7 @@ enum DetectorType {
   AzureDirectManagementKey = 1024;
   AzureAppConfigConnectionString = 1025;
   DeepSeek = 1026;
+  StripePaymentIntent = 1027;
 }
 
 message Result {