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-# sha3sum
+# sha3sum
+
+<PRE>
+SHA3 Keccak Hashsum Tool - ALBANESE Lab (c) 2020-2021
+
+Usage of sha3sum:
+sha3sum [-v] [-b N] [-c <hash.ext>] -t <file.ext>
+
+  -b int
+        Bits: 224, 256, 384 and 512. (default 224)
+  -c string
+        Check hashsum file.
+  -t string
+        Target file/wildcard to generate hashsum list.
+  -v    Verbose mode. (The exit code is always 0 in this mode)
+  </PRE>