Dmitri Volkov
DevOps Engineer & Python Automation Specialist
Sobre
Dmitri is a DevOps engineer who relies on Python as his primary scripting and automation language. He builds internal tooling, CI/CD pipelines, and infrastructure automation scripts that run in production across distributed teams. He writes about the Python standard library, subprocess management, file processing, encoding utilities, and the practical shell-adjacent Python that DevOps engineers use every day.
Artigos de Dmitri Volkov
Decodifique JWTs em Python com PyJWT jwt.decode(). Cobre verificação HS256/RS256, decodificação sem verificação, base64 manual, python-jose e erros comuns.
Hash de strings e arquivos com SHA-256 em Python via hashlib.sha256(). Cobre HMAC-SHA256, checksums, digest Base64 e a biblioteca cryptography.
Gere e verifique HMAC-SHA256 em Python com hmac.new(). Inclui hmac.digest(), compare_digest(), Base64, SHA-512, verificação de webhooks e assinatura de API.