Are they being serious? "Uhm, yeah, sure, Mr. CSO, I deleted the file. Here, I'll show you a screenshot of a terminal where I ran the 'rm' command to delete the results. As you can clearly see, the 'ls' command does not see the files anymore."
Astounding the author considers themselves a security professional.
Nice rant about Keynes at the end as well. I always find ranting about Keynes is an excellent way to keep hackers out.
I wonder how many customers Oracle is going to lose because of that piece?