6、onindustrytoplayanincreasinglyimportantroleinchinasnationaleconomy,informationsecurityandmoreattention.informationsecurity by securityprotocolsandcryptographicalgorithms,cryptographicalgorithmsisthefoundationandcoreofinformationsecurity.therefore,researchandanalysis
7、 of todayspopularcryptographicalgorithmsontheinformationsecurityofour country hasgreatsignificance.theblockcipherisoneofthetwodevelopmentdirections of thedevelopmentofmoderncryptography,ithasafast,easystandardizationand目的-通过该培训员工可对保安行业有初步了解,并感受到安保行业的发展的巨大潜力,可提升其的专