
pakarpp kandethal paatten

vyaja kandethalinayi rekhakalilo labelukalilo uthppannangalilo achadikkunna oru cheria kramarahithamo kapada-kramarahithamo aaya digital chithramaanu koppi dittakshan paatten (cdp) allengil graaphikkal coode. imej scanaro mobail phoon camerayo upayogichu printed sii. dii. pii scan cheythaanu praamaaneekaranam nadathunnathu. scanning prakriyayil decode cheyyappedunna sii. dii. piyil adhika uthppanna-nirddishta daatta sambharikkaan kazhiyum. smartphone praamaaneekaranam sugamamakkunnathinum trace cheyyaavunna daattayumaayi bandhippikkunnathinum oru 2dii barcodil oru sii. dii. pii cherkkanum kazhiyum.
thathwam.
oru sii. dii. pii upayogichu kallanottukal kandethunnathu oru "vivaranashta thathwathe" aasrayichirikkunnu, athu oro thavanayum oru digital chithram print cheiyukayo scan cheiyukayo cheyyumbol, yadhaartha digital chithrathekkurichulla chila vivarangal nashtappedumennu prasthaavikkunnu. eee vivaranashtathe muthaledukkaan sramikkunna paramavadhi entropy chithramaanu sii. dii. pii. oru vyaja sii. dii. pii. nirmmikkunnathin adhika scanning, printing prakriyakal aavasyamullathinaal, athinu yadhaartha sii. dii. pii. yekkaal kurachu vivarangal maathrame undaakoo. scan cheytha cdpyile vivarangal alakkunnathiloode, cdp oru yadhaartha printaano atho pakarppaano ennu dittaktarinu nirnnayikkaan kazhiyum.
suraksha holograamukal polulla opttikkal suraksha savisheshathakalude parimithikal pariharikkukayaanu sii. dii. pii. ezz lakshyamidunnathu. digitalaayi uthbhavikkanum kaikaaryam cheyyaanum kaimaattam cheyyaanum kazhiyunnathum yanthram vaayikkaan kazhiyunnathumaaya suraksha savisheshathakalude aavasyakathayil ninnu avaa prachodanam ulkkollunnu. pala parambaraagatha suraksha achadi saankethikavidyakalkkum vipareethamaayi, sii. dii. pii. kall avyakthathayude surakshaye aasrayikkunnilla, kaaranam sii. dii. pii. kall srishtikkunnathinulla algoritam athu srishtikkaan upayogikkunna keeyo digital sii. dii. pii. velippeduthaathidatho kaalam pothumayirikkum.
oru tharam opttikkal physical unclonable functionaayum sii. dii. pii. essine visheshippichittundu. pakarppukal kandethunnathinulla sakthamaaya upakaranamaayi" avaa paraamarshikkappedunnumdum, sii. dii. pii. kalkk "printing saankethikavidyakalekkuri vipulamaaya arivu aavasyamaanu" ennu shradhikkappedunnu, kaaranam printing prakriya pakarpp kandethunnathinulla adisthaanaparamaaya vyathiyanangal avatharippikkunnu.
suraksha vilayiruthal.
sii. dii. pii. esinte suraksha nilavaarathekkurichulla saidhaanthikavum praayogikavumaaya vilayiruthal, mattoru vidhathil paranjaal, vyaja sramangal kandethanulla dittaktarinte kazhivu, gaveshanathinte thudarchayaaya oru mekhalayaann
aaplikkeshanukal.
vividha bhauthika inaa praamaaneekarana aaplikkeshanukalkkaayi sii. dii. pii. ezz upayogikkunnu
bandhapetta saankethikavidyakal.
scannerukal, photocopierukal, imej prosessing software enniva vazhi kandethunnathinayi eurian konstaleshanum digital waatermaarkkukalum baanknottukalil cherkkunnu. ennirunnaalum, eee saankethikavidyakalude lakshyam oru banknot vyaajamaano ennu kandethukayalla, marichu vyaajanottukal nirmmikkaan upayogikkunna upakaranamo softweyaro thadanjukondu vyaajanottukal punarnirmmikkunnathil ninnu amachwar vyajanottukaar thadayuka ennathaanu.
vyaja achadiyil ninnu yadhaartha printukal verthirichariyaan digital waatermaarkkukalum upayogikkaam. oru digital watermark 2dii barcodil cherkkanum kazhiyum. digital waatermaarkkukalum sii. dii. pii. sikalum thammilulla adisthaana vyathyasam, oru digital watermark nilavilulla chithratthil ulcherkkanam, athesamayam oru fidility parimitiye manikkunnu, athesamayam sii. dii. pick atharam parimithikalilla.

