# ewfverify Notes ------- ewfverify is a utility to verify media data stored in EWF files. ewfverify is part of the libewf package. libewf is a library to access the Expert Witness Compression Format (EWF). Help Text ------- ``` ewfverify 20130416 Use ewfverify to verify data stored in the EWF format (Expert Witness Compression Format). Usage: ewfverify [ -A codepage ] [ -d digest_type ] [ -f format ] [ -l log_filename ] [ -p process_buffer_size ] [ -hqvVw ] ewf_files ewf_files: the first or the entire set of EWF segment files -A: codepage of header section, options: ascii (default), windows-874, windows-932, windows-936, windows-949, windows-950, windows-1250, windows-1251, windows-1252, windows-1253, windows-1254, windows-1255, windows-1256, windows-1257 or windows-1258 -d: calculate additional digest (hash) types besides md5, options: sha1, sha256 -f: specify the input format, options: raw (default), files (restricted to logical volume files) -h: shows this help -l: logs verification errors and the digest (hash) to the log_filename -p: specify the process buffer size (default is the chunk size) -q: quiet shows minimal status information -v: verbose output to stderr -V: print version -w: zero sectors on checksum error (mimic EnCase like behavior) ``` Example Usage ------- Links -------