La firma digitale è quindi una sottocategoria della firma elettronica avanzata, specifica per la firma qualificata Acceptable Surfer Product. The Sensible Surfer Model was patented by Google in 2004 and acknowledges that not all one-way links on the web site have an equivalent chance of getting clicked. Back links in https://eduardohwjtf.scrappingwiki.com/1692706/helping_the_others_realize_the_advantages_of_tübitak_bozok