DLP Implementation Checklist

Implementation Overview

This comprehensive checklist covers all essential tasks for implementing a PDPA-compliant DLP solution in your organization. Follow these phases sequentially to ensure successful deployment.

3

Implementation Phases

6-12

Months Timeline

100%

PDPA Aligned

1

Phase 1: Preparation

Timeline: Months 0-2

Stakeholder Engagement

Secure executive sponsorship

Obtain C-level support and budget approval for DLP initiative

Form steering committee

Include IT, Legal, HR, Compliance, and Business representatives

Appoint Data Protection Officer (DPO)

As required under PDPA Section 11 for organizations processing personal data

Identify department champions

Select representatives from each department to drive DLP adoption

Current State Assessment

Document existing data protection measures

Inventory current security controls, policies, and technologies

Conduct PDPA gap analysis

Compare current practices against PDPA requirements (Sections 6-20)

Map data flows

Identify how personal and sensitive data moves through your organization

Assess risk exposure

Evaluate potential data breach scenarios and impact

Project Planning

Define project scope and objectives

Clarify what data, systems, and users will be covered

Create implementation timeline

Develop detailed project schedule with milestones

Allocate budget and resources

Secure funding for tools, training, and personnel

Establish success metrics

Define KPIs to measure DLP effectiveness

Phase 1 Deliverable

Project charter, gap analysis report, and implementation roadmap approved by steering committee

2

Phase 2: Execution

Timeline: Months 2-8

Data Discovery & Classification

Deploy data discovery tools

Scan file shares, databases, cloud storage, and endpoints

Identify Sri Lankan personal data types

NIC numbers, passport numbers, bank account numbers, mobile numbers

Create data classification scheme

Public, Internal, Confidential, Restricted levels

Build data inventory

Document location, volume, and ownership of sensitive data

Identify high-risk data stores

Prioritize systems with large volumes of personal data

Policy Development

Draft DLP policy document

Define acceptable use, prohibited actions, and consequences

Create data handling procedures

Document proper handling of personal data per PDPA requirements

Define incident response plan

Establish procedures for data breach notification per PDPA Section 21

Develop enforcement procedures

Outline disciplinary actions for policy violations

Obtain legal and executive approval

Review policies with legal counsel and get sign-off

DLP Solution Deployment

Select DLP solution

Evaluate and choose DLP platform (commercial or open-source)

Install DLP infrastructure

Deploy servers, agents, and network components

Configure Sri Lankan data patterns

Create detection rules for NIC, passport, bank account formats

Set up monitoring channels

Configure monitoring for email, web, cloud, USB, print

Run pilot deployment

Test with small user group before full rollout

Configure enforcement actions

Set up alerts, blocks, encryption, and quarantine

User Training

Develop training materials

Create presentations, videos, and quick reference guides

Train Data Champions

Provide in-depth training to department representatives

Conduct organization-wide training

Roll out training to all employees handling personal data

Launch awareness campaign

Use posters, emails, and intranet to promote data protection

Phase 2 Deliverable

Fully deployed DLP solution in monitor mode, trained users, and documented policies

3

Phase 3: Monitoring

Timeline: Ongoing (Months 8+)

Continuous Monitoring

Enable enforcement mode

Transition from monitor-only to active blocking of violations

Review DLP alerts daily

Investigate and respond to policy violations promptly

Generate monthly reports

Track incidents, trends, and compliance metrics

Tune detection rules

Reduce false positives and improve accuracy

Compliance Management

Conduct quarterly PDPA audits

Verify compliance with data protection requirements

Maintain data processing records

As required by PDPA Section 12

Update data inventory annually

Reflect changes in systems and data flows

Prepare for regulatory inspections

Maintain documentation ready for PDPA Authority review

Incident Response

Investigate data breach incidents

Follow documented incident response procedures

Notify PDPA Authority within 72 hours

If breach affects personal data (PDPA Section 21)

Inform affected data subjects

Notify individuals if their data was compromised

Conduct post-incident review

Document lessons learned and improve controls

Continuous Improvement

Update policies annually

Revise based on lessons learned and new threats

Expand DLP coverage

Add new systems, channels, and data types

Refresh user training

Conduct annual refresher training for all staff

Stay updated on PDPA changes

Monitor regulatory updates and adjust controls accordingly

Phase 3 Deliverable

Mature DLP program with continuous monitoring, compliance reporting, and regular improvements