Validate your Data Loss Prevention policies in seconds. Send text payloads and upload files across multiple protocols, body formats, and MIME types to verify your DLP system catches sensitive data.
Start Testing Now View Sample DataDLPVANSH gives security teams a fast, reliable way to test DLP configurations without setting up dedicated infrastructure. Whether you're validating a new deployment, tuning existing policies, or preparing for a compliance audit, DLPVANSH has you covered.
Test encrypted and unencrypted traffic to verify SSL inspection and inline DLP are working correctly.
Paste sensitive text payloads or upload files of any type. Each gets individually tested and reported.
Choose MultiPart or SinglePart body formats with 7 different MIME types for thorough coverage.
View the actual block page your DLP system shows to end users when data is intercepted.
No accounts, no API keys, no installation. Open the tool in your browser and start testing immediately.
Test data is processed in memory and immediately discarded. We never store your payloads or files.
Data Loss Prevention (DLP) is a set of technologies and policies designed to prevent sensitive information from leaving an organization's network. DLP systems monitor, detect, and block the transmission of confidential data such as credit card numbers, social security numbers, medical records, intellectual property, and other regulated or proprietary information.
Modern organizations deploy DLP solutions across multiple channels — email, web traffic, cloud applications, and endpoint devices — to ensure that sensitive data doesn't leak through any pathway. These systems use content inspection, contextual analysis, and pattern matching to identify data that matches predefined policies.
However, deploying a DLP system is only the first step. Without regular testing, there's no guarantee that policies are correctly configured or that the system is inspecting all relevant traffic. That's where DLP testing tools like DLPVANSH become essential.
Regular DLP testing is a critical practice for any organization that handles sensitive data. Here's why:
Confirm that your DLP rules correctly detect and block sensitive data patterns like credit card numbers, SSNs, and custom keywords before they leave your network.
Regulations like GDPR, HIPAA, PCI-DSS, and SOX require organizations to demonstrate that data protection controls are functioning. DLP testing provides that evidence.
Discover blind spots in your security posture, such as protocols, MIME types, or content formats that your DLP system isn't inspecting.
After updating DLP policies, firewall rules, or proxy configurations, testing ensures the changes work as intended without unintended side effects.
Testing with DLPVANSH is straightforward. Follow these steps to validate your DLP configuration:
Navigate to the DLP Test page. You'll see controls for selecting your testing parameters and areas for entering text payloads or uploading files.
Select the protocol (HTTP or HTTPS), body format (MultiPart or SinglePart), and MIME type for your test. Different combinations test different aspects of your DLP system's inspection capabilities.
For text-based tests, paste sensitive data patterns into the text area. You can use data from our Sample Data page, which includes test credit card numbers, SSNs, and PII records. For file-based tests, upload documents containing sensitive data.
After submitting, you'll see either DLP BLOCKED (your DLP correctly caught the data) or DLP ALLOWED (the data passed through unchecked). Enable EUN Mode to view the actual block notification page your DLP system presents to users.
Security professionals use several standard test cases to validate DLP systems:
Enter test credit card numbers like 4111-1111-1111-1111 (Visa test number) or 5500-0000-0000-0004 (Mastercard test number). A properly configured DLP policy should detect the Luhn-valid card number pattern regardless of the MIME type or body format used.
Test with SSN-formatted strings (e.g., 078-05-1120) to verify your DLP recognizes PII patterns. Try different formats — with dashes, without dashes, with spaces — to test how flexible the pattern matching is.
Upload documents containing combinations of patient names, dates of birth, medical record numbers, and diagnosis codes. HIPAA-compliant DLP should flag these combinations as protected health information.
If your organization has custom DLP policies targeting specific keywords (project names, classification labels like "CONFIDENTIAL" or "INTERNAL ONLY"), test that those patterns trigger detection across all body formats and protocols.
Send the same sensitive payload with different MIME types — text/plain, application/json, application/octet-stream, etc. A robust DLP system should inspect content regardless of the declared Content-Type header.
DLPVANSH is vendor-neutral and works with any DLP solution that inspects HTTP/HTTPS web traffic. This includes both inline and API-based DLP systems:
If your DLP solution sits in the network path between the user's browser and our server (as a proxy, firewall, or endpoint agent), DLPVANSH can help you test it.
Yes. DLPVANSH is completely free for security professionals, IT administrators, and anyone who needs to test their DLP policies. There are no usage limits or account requirements.
No. We do not store, log, or retain any payload data you submit. Test data is processed in memory and immediately discarded after the server responds. We only log basic connection metadata (IP addresses, timestamps) for operational purposes.
EUN (End User Notification) Mode shows the actual block page your DLP system returns when it prevents a data transfer. This helps you verify that block pages contain the correct messaging and branding for your end users.
Yes. DLPVANSH works in any modern browser. If your mobile device routes traffic through your corporate DLP proxy or agent, you can test DLP policies on mobile just as you would on a desktop.
MultiPart (multipart/form-data) encodes data with boundaries, similar to HTML form submissions. SinglePart sends the data as a raw request body with the specified MIME type. Some DLP systems handle these differently, so testing both is recommended.
Visit our Sample Data page for ready-to-use PII, PCI, and PHI test records including names, SSNs, credit card numbers, dates of birth, and email addresses.