South Korean researchers developed a new covert channel attack named CASPER. It uses internal speakers to leak data from air-gapped PCs to nearby smartphones at a rate of 20 bits per second.
Read full article on Heimdal Security Blog
South Korean researchers developed a new covert channel attack named CASPER. It uses internal speakers to leak data from air-gapped PCs to nearby smartphones at a rate of 20 bits per second.
Read full article on Heimdal Security Blog