I was piqued by this, so I went on read Ken Thompson's original article. I am amazed by it. It's a quite surprising application of quine. Don't worry, it doesn't give me a feeling of existential crisis as I still have faith on the beloved fellow compiler workers.

Read about it in https://dl.acm.org/doi/10.1145/358198.358210 .

Do you know it's possible to open a shell with 'apt' command? Do you know you can upload a file just by calling 'tar'?

This website curates list of Unix binaries that can be used to bypass local security restrictions.

cyber security search engine