RT Journal Article SR Electronic A1 BERAN, Radek T1 PENETRATION TESTING AS ACTIVE SECURITY CHECK ON JF Journal of Technology and Information Education YR 2012 VO 4 IS 1 SP 94 OP 98 DO 10.5507/jtie.2012.020 UL https://jtie.upol.cz/artkey/jti-201201-0020.php AB In this paper I focus my attention on the issue of penetration testing, their advantages, disadvantages and possibilities to use them in the teaching process in computer science, information and communication technology. The results of the experimental penetration tests can help teachers make students acquainted with the possibility usage of active safety.