there was a related talk [1] at the usenix 2013 in which this (quite old i might add) method of information ex-filtration was analyzed. bottom line: amateurs g

there was a related talk [1] at the usenix 2013 in which this (quite old i might add) method of information ex-filtration was analyzed. bottom line: amateurs get caught. [1] https://www.usenix.org/conference/usenixsecurity13/practical-comprehensive-bounds-surreptitious-communication-over-dns https://www.usenix.org/conference/usenixsecurity13/practical...