Iyini i-blockchain futhi isebenza kanjani nge-cryptocurrency?

I-Blockchain iyi-database esatshalaliswayo evumela ukugcina ulwazi mayelana nokuthengiselana kuketango lwamabhulokhi. Ibhlokhi ngalinye liqukethe idatha mayelana nokudluliselwa ukuthi, uma sekuqinisekisiwe, ngeke kushintshwe. Lokhu kuqinisekisa ukuphepha nokubonakala kwezinqubo, okubaluleke kakhulu ku-cryptocurrencies. Lapho umsebenzisi ethumela i-cryptocurrency, ukuthengiselana kubhalwe ku-blockchain, futhi akukwazi ukwakhiwa ngenxa yokusetshenziswa kwe-cryptography. Isici esibalulekile ukuguqulwa kwamandla, lapho kungekho khona inhlangano eyodwa ebusayo, futhi inethiwekhi igcinwa ngabahlanganyeli abaningi emhlabeni wonke.