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|CURRENT / WINDOWS
How do you manage Microsoft’s monthly security update rhythm?
Instead of waiting for Patch Tuesday, turn devices, apps, backups and rollback plans into a monthly operation.
글 읽기PRACTICAL / BLOG
EN — 2026생각하고 배운 것을 공유합니다.
맞춤 소프트웨어, AI, 기술 SEO, 성능과 보안에 관한 WYN 노트입니다.
WYN NOTES / 60 TEXT
기술적 문제를 인간 언어로 설명합니다.
사용자 지정 소프트웨어, AI, 사이버 보안, 최신 소프트웨어 발표 및 가시성에 대한 메모는 의사 결정에 큰 도움이 됩니다.
최신 포스트 먼저 표시 ·5 / 6
ARTIFICIAL INTELLIGENCE
How do we measure an AI model? From demo to production quality
A model giving an impressive example does not mean it is reliable in production. Measurement must be built on real tasks and error cost.
글 읽기AI SECURITY
Finding the right document in RAG is not enough
RAG brings the model together with company data; search, permissions, source citation and data lifecycle must be built together.
글 읽기CURRENT / CRYPTOGRAPHY
When an OpenSSL security advisory arrives, what should the app owner do?
A library update can affect the server, signature verification and network security without touching application code.
글 읽기AI SECURITY
Prompt injection and agent permissions: what are we letting AI do?
When an agent can reach a tool, a misdirected answer can produce a real action, not just text.
글 읽기IDENTITY & ACCESS
Why moving to passkeys is not only about removing passwords
For phishing-resistant sessions, registration, recovery, device change and user experience must be designed too.
글 읽기MOBILE & API
6 forgotten decisions when designing an API for a mobile app
A mobile client is not always current, fast or on a reliable network; API design must carry that reality.
글 읽기SOFTWARE ARCHITECTURE
Why a bigger server should not be the first reflex when the database slows down
Performance problems are usually query, index, data model and measurement problems before hardware ones.
글 읽기INTEGRATION
Webhook security: do not act just because a request arrived
Every event from an external system must be verified, repeats managed, and bounded before processing.
글 읽기PUBLISHING & OPERATIONS
CMS security: why changing the password is not enough
In content management systems, security is the sum of accounts, plugins, files, servers, backups and the publishing process.
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