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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.
記事を読むPRACTICAL / BLOG
EN — 2026考えたこと、学んだことを共有します。
カスタムソフトウェア、AI、テクニカルSEO、性能、セキュリティに関するWYNのノート。
Wynさんのメモ / 60 TEXT
技術的な問題については、人間の言葉でお話ししています。
意思決定に役立つカスタムソフトウェア、AI、サイバーセキュリティ、最新のソフトウェア発表、可視性に関するメモ。
最新の投稿を最初に表示する·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.
記事を読むAI 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.
記事を読むCURRENT / 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.
記事を読むAI 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.
記事を読むIDENTITY & 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.
記事を読むMOBILE & 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.
記事を読むSOFTWARE 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.
記事を読むINTEGRATION
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.
記事を読むPUBLISHING & 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.
記事を読む