Checksum是 (sī)由 (iû)一 (chi̍t)个 (ê)數字 (sò͘-jī)的 (ê)數據 (sò͘-kì)block引就 (ín-tō)出來 (chhut-lâi)的小 (sió)數據block，用來 (iōng-lâi)檢測 (kiám-chhek)傳輸 (thoân-su)抑 (ia̍h)保船 (pó-chûn)過程 (koè-têng)中 (tiong)可能 (khó-lêng)引入 (ín-ji̍p)的錯誤 (chhò-gō͘)。
Checksum ê kò-lē (the Unix cksum utility).
