Data Loss Prevention (DLP)

Data Loss Prevention (DLP)
  • DLP: Cybersecurity strategy and technology to prevent sensitive data from being leaked, stolen, or misused.
  • Core Functions: Data identification/classification, monitoring, policy enforcement, incident response, and reporting.
  • Data Identification & Classification: Labels sensitive data (PII, PCI, PHI, trade secrets) via policies and content inspection.
  • Data Monitoring: Tracks data in use (endpoints), in motion (network), and at rest (databases, cloud).
  • Policy Enforcement & Protection: Blocks, quarantines, or encrypts sensitive data to prevent leaks.
  • Incident Response & Reporting: Alerts security teams and provides logs for auditing and compliance.
  • Types of DLP: Endpoint DLP, Network DLP, Cloud DLP (via CASB integration).
  • Benefits: Prevents breaches, ensures regulatory compliance, protects IP, reduces insider threats, strengthens trust.
  • Use Cases: Block emailing sensitive files, prevent unauthorized cloud uploads, stop USB/copy transfers, enforce encryption.
  • Popular Solutions: Symantec DLP, Forcepoint DLP, McAfee/Trellix DLP, Microsoft Purview DLP, Digital Guardian, Proofpoint Information Protection.
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