Articles about sandboxing | UserComp.com

Fixing "Can't open file 'txn-current-lock': Read-only file system" on Apache-Served Subversion Repositories Under /home

Newer Ubuntu releases ship an Apache systemd unit that mounts /home read-only for the httpd process, so Subversion commits fail with E000030. A systemd drop-in that whitelists the repository path restores write access.

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Understanding Security Layers: LSMs vs. Flatpak in Linux Application Sandboxing

Resolve confusion between kernel-level LSMs and user-space Flatpak sandboxing to apply correct Linux security isolation strategies.

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