Principal-led by design
Every engagement has a named Principal responsible for scope, communication, delivery judgment, quality, and final reporting.
About
Senior security judgment for systems where compromise becomes a business problem.
Founded in 2022, Guvenkaya Advisory was built for organizations operating high-stakes digital systems where failures can affect funds, trust, operations, or resilience. Our work spans digital asset infrastructure, custody and key-management models, financial technology, blockchain systems, applications, infrastructure, and secure architecture and process design.
Start an engagementFounded
2022
Origin
Guvenkaya began from a simple observation: the hardest security problems rarely live in code alone. Serious teams need someone who can look across architecture, infrastructure, product decisions, operations, and engineering practice; identify what actually matters; and help reduce risk without burying teams in generic audit output. That is why we pair senior security judgment with scope-specific technical depth and tailored deliverables rather than a narrow audit report.
Why Guvenkaya
Technical depth where risk concentrates, with Principal accountability from scope to final reporting.
Expertise matched to the scope
Engagement teams are composed around the system, risk model, and client context, pairing the Principal with senior Specialist Advisors where their domain expertise strengthens the work.
Review and design beyond the audit
We look beyond code to architecture, infrastructure, key management, operational assumptions, workflows, key ceremonies, controls, and launch-critical decisions.
Experience in high-stakes systems
Our advisors bring direct experience reviewing leading protocols, Layer-1 systems, centralized exchanges, custody models, and building security programs in demanding environments.
Founder & Partner
Timur Güvenkaya
Guvenkaya was founded by Timur Güvenkaya to help high-stakes technology teams address security risk beyond code review, across architecture, infrastructure, operations, custody, and launch decisions. Before founding Guvenkaya, Timur established and led a security engineering practice for complex blockchain systems. Earlier at Invicti, he helped build enterprise security detection engines used by Fortune 50 companies and public-sector organizations.
Discuss the risk picture with a named Principal.
Bring a defined review target, custody workflow, design question, digital asset program, diligence question, or unclear security concern. Guvenkaya will help route it to the right review, assessment, design, or advisory engagement.