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Sergei Zubkov
Security Testing Team
QA Leader of System Programming Direction
Since 2012, Sergei has been specializing in QA for system-level software, driving reliability and performance. An ISTQB®-certified expert at Apriorit, he designs and implements rigorous, scalable testing processes tailored to the unique demands of low-level and performance-critical applications.
His blog articles explore practical approaches to system testing, Agile QA practices, and automation strategies.
Certificates:
ISTQB® – International Software Testing Qualifications Board – Foundation level 
ISC2 CC – International Information System Security Certification Consortium, certified in Cybersecurity
More articles from author
8 Key macOS Security Configurations and How to Use Them for Application Development and Testing
We overview macOS user accounts, Keychain Access, Remote Login, and other security features and analyze how they can influence development and QA.
Protect Your Web Applications from Password Cracking with Fail2ban
Learn how to ensure password cracking protection and secure your web application using the Fail2ban service.
Automating Cloud Infrastructure Management for AWS Projects with Terraform
Learn how to automate the management of cloud infrastructure for an AWS-based project using Terraform.
How to Perform Comprehensive Linux Kernel Module Security Testing
Security testing for Linux kernel modules requires a comprehensive approach. Learn what you should pay attention to when testing a kernel module.
