Notes on various subjects, mostly regarding IT technology and security.
Visit notes.volution.ro → RSS feedOn Hacker News Mar 2022 – Jun 2025
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In support of software packages that come in the form of a single binary executable (statically linked or portable), that one can just copy anywhere in `${PATH}` and execute, without needing `sudo`, or downloading half the distribution's packages as dependencies.
About the fatal perils and traps of many modern tools that handle "shell commands" as passed through `system(3)` or `sh -c`. Or, how by the end of 2020, we still haven't given up on shell's equivalent "SQL building", or how shell's equivalent "SQL injection" still thrives in our engineering world... Plus a `glibc`…
When it comes to static sites, there are a myriad of solutions for authoring and compiling, but talk about hosting these static sites, and we are still in the early 2000s. I discuss the challenges one faces when hosting, and even make a proposal to solve some of these.
Trying to make the case for permanent irrevocable digital identities, which unfortunately today, by de-facto, are email addresses.
About the many types of hash functions, their use-cases, dos and don'ts, with suggestions for currently accepted algorithms.