---
title: Ensure Your Server Keeps Accurate Time
canonical: https://openvpn.net/as-docs/v3/ntp/
product: Access Server Docs
---

# Ensure Your Server Keeps Accurate Time

## ⏰ Verify time synchronization

Accurate system time is important for authentication, logging, certificates, and time-based one-time password (TOTP) authentication.

Before installing another NTP service, verify which time synchronization service is already active on the server and configure it according to your operating-system requirements.

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