DLPData ProtectionSecurity

DLP Systems: How to Prevent Data Leaks Without Disrupting Business

May 19, 2025 · 10 min read · System Networks

According to InfoWatch, over 1.7 billion personal records leaked in Russia in 2024. Most were not external hacks — they were employee actions, intentional or accidental. DLP (Data Loss Prevention) monitors all data movement channels and blocks unauthorised data exfiltration.

Leak Statistics 2024

68%of leaks are caused by employees (accidentally or intentionally)
₽8.7Maverage cost of a single personal data breach in Russia
42%of companies did not self-detect the breach — they learned from third parties

What Channels DLP Monitors

Email (outbound)

Outgoing mail, attachments, forwarding to external recipients

Messengers

Telegram, WhatsApp, Skype — file transfers and text

USB and printers

Writing to flash drives, external disks, printing documents

Cloud storage

Yandex.Disk, Google Drive, OneDrive — file uploads

Web browser

File uploads to websites, web forms with confidential data

Clipboard

Copying document content via clipboard

Russian DLP Solutions

ProductFSTEC certStrengthFrom
InfoWatch Traffic MonitorMaximum channel coverage, large enterprises₽500K/yr
SearchInform КИБDeep behaviour analytics, incident investigation₽300K/yr
Solar DozorSOC/SIEM integration, government sector₽400K/yr
SafeticaSimple deployment, SMB, lower cost₽150K/yr

What DLP Cannot Do

Protect data a employee memorised and transmitted verbally or via personal phone
Detect leaks through analogue channels (photographing the screen with a personal phone)
Automatically classify data without pre-configured policies
Replace security culture — DLP works only alongside employee training
Protect against an external attacker who has already gained system access

DLP and security audit

Security audit with data leakage channel assessment →

FSTEC licensed · DLP recommendations · Fixed price

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