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Ihor Vakar

Ihor Vakar

Founder of IT Master, Systems Engineer

Systems engineer and founder of IT Master. In IT since 2005. Supports business server and network infrastructure: Windows Server and RDS terminal servers, VMware ESXi virtualisation, MikroTik networks, 1C/BAF servers.

His main focus is diagnosing complex failures and incident analysis: from event logs and process dumps to an established root cause and an expert conclusion. He builds his own diagnostic and automation tools. Works with clients in Ukraine and abroad, mostly remotely.

On the blog he publishes breakdowns of real incidents from client work and practical guides for administrators.

All articles by the author

CRM for Ukrainian Business: KeyCRM vs HubSpot vs Bitrix24 Comparison

CRM for Ukrainian Business: KeyCRM vs HubSpot vs Bitrix24 Comparison

· 4 min read
Schema.org Structured Data: How to Get Rich Snippets in Google

Schema.org Structured Data: How to Get Rich Snippets in Google

· 4 min read
Website Launch Checklist: 30 Points Before Going Live

Website Launch Checklist: 30 Points Before Going Live

· 5 min read

Website Development Brief: How to Write a Technical Specification Developers Understand

· 5 min read
Phishing in 2026: How to Spot Fake Emails and Websites

Phishing in 2026: How to Spot Fake Emails and Websites

· 5 min read
CRM Integration: How to Connect All Services Into One System

CRM Integration: How to Connect All Services Into One System

· 4 min read
Linux Server Security: 15-Point Checklist

Linux Server Security: 15-Point Checklist

· 4 min read
Telegram Bot for Business: 7 Use Cases

Telegram Bot for Business: 7 Use Cases

· 3 min read
Digital Transformation for Small Business: Where to Start and What It Costs

Digital Transformation for Small Business: Where to Start and What It Costs

· 4 min read