This article documents process semantic differences between Linux, Windows, MacOS, Posix including what can be reasonably relied on and what no.
TODO motivation: audience/why this is actually relevant to read, ie security.
IPC.
Signals.
Pipes.
Sockets
Shared memory.
Shared memory.
Security.
File access permissions.
User permissions.
TODO.
Process groups.
IPC.
Posix.
Process groups.