<span class="searchmatch">hackproofing</span> present participle and gerund of hackproof...
<span class="searchmatch">hackproofed</span> simple past and past participle of hackproof...
simple present hackproofs, present participle <span class="searchmatch">hackproofing</span>, simple past and past participle <span class="searchmatch">hackproofed</span>) (transitive) To make (a computer system) secure...