Kuki ni uduce duto tw’ubutumwa dukoreshwa mu kubika amakuru muri mushakisha z’imbuga. Kuki zikoreshwa mu kubika no kwakira indanga n’andi makuru kuri mudasobwa, telefoni n’ibindi bikoresho. Irindi koranabuhanga riteye nka zo, harimo amakuru tubika muri mushakisha ukoresha ku mbuga cyangwa igikoresho cyawe, indanga zishamikiye ku gikoresho cyawe n’izindi porogaramu za mudasobwa, rikoreshwa ku mpamvu zimwe. Muri aya mabwiriza, twita iryo koranabuhanga ryose “kuki”.