Windows 7上是否有内置的校验和实用程序？

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certUtil -hashfile pathToFileToCheck [HashAlgorithm]

  CertUtil -hashfile C:\TEMP\MyDataFile.img MD5

$(CertUtil -hashfile C:\TEMP\MyDataFile.img MD5)[1] -replace " ",""

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powershell get-filehash -algorithm md5 <file_to_check>

doskey sha1sum=powershell get-filehash -algorithm sha1 ""
doskey md5sum=powershell get-filehash -algorithm md5 ""

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param([switch]$csv, [switch]$recurse)

[Reflection.Assembly]::LoadWithPartialName("System.Security") | out-null
$sha1 = new-Object System.Security.Cryptography.SHA1Managed
$pathLength = (get-location).Path.Length + 1

$args | %{
    if ($recurse) {
        $files = get-childitem -recurse -include $_
    }
    else {
        $files = get-childitem -include $_
    }

    if ($files.Count -gt 0) {
        $files | %{
            $filename = $_.FullName
            $filenameDisplay = $filename.Substring($pathLength)

            if ($csv) {
                write-host -NoNewLine ($filenameDisplay + ",")
            } else {
                write-host $filenameDisplay
            }

            $file = [System.IO.File]::Open($filename, "open", "read")
            $sha1.ComputeHash($file) | %{
                write-host -NoNewLine $_.ToString("x2")
            }
            $file.Dispose()

            write-host
            if ($csv -eq $false) {
                write-host
            }
        }
    }
}

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C:\> powershell "Get-FileHash %systemroot%\system32\csrss.exe"

Algorithm       Hash
---------       ----
SHA256          CB41E9D0E8107AA9337DBD1C56F22461131AD0952A2472B4477E2649D16E...

C:\> powershell -c "(Get-FileHash -a MD5 '%systemroot%\system32\csrss.exe').Hash"

B2D3F07F5E8A13AF988A8B3C0A800880

C:\> CertUtil -hashfile "%systemroot%\system32\csrss.exe" MD5 | findstr -v file
b2 d3 f0 7f 5e 8a 13 af 98 8a 8b 3c 0a 80 08 80

C:\>

C:\>CertUtil -hashfile "%systemroot%\system32\csrss.exe" | findstr -v ash
0300c7833bfba831b67f9291097655cb162263fd

C:\>CertUtil -hashfile  "%systemroot%\system32\csrss.exe" SHA256 | findstr -v :
a37d616f86ae31c189a05b695571732073b9df97bf5a5c7a8ba73977ead3e65b

C:\>ver

Microsoft Windows [Version 10.0.16299.1451]

C:\>

C:\>CertUtil -hashfile  "C:\windows\fonts\arial.ttf" | findstr -vrc:"[^0123-9aAb-Cd-EfF ]"
12c542ef8c99cf3895ad069d31843a5210857fdc

C:\>powershell -c "Get-FileHash -?" | findstr gori

    Get-FileHash [-Path] <string[]> [-Algorithm {SHA1 | SHA256 | SHA384 | SHA512 | MACTripleDES | MD5 | RIPEMD160}]
    Get-FileHash -LiteralPath <string[]> [-Algorithm {SHA1 | SHA256 | SHA384 | SHA512 | MACTripleDES | MD5 |
    Get-FileHash -InputStream <Stream> [-Algorithm {SHA1 | SHA256 | SHA384 | SHA512 | MACTripleDES | MD5 | RIPEMD160}]

C:\>certutil -hashfile -v /? | findstr gori

  CertUtil [Options] -hashfile InFile [HashAlgorithm]
Hash algorithms: MD2 MD4 MD5 SHA1 SHA256 SHA384 SHA512

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fciv -md5 filepath\filename.extension

fciv -md5 d:\programs\setup.exe

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@ECHO OFF
FOR /f "tokens=*" %%i IN ('@certutil -hashfile %1 MD5 ^| find /v "hash of file" ^| find /v "CertUtil"') DO SET r=%%i
SET r=%r: =%
ECHO %r% | clip

Windows Registry Editor Version 5.00

[HKEY_CLASSES_ROOT\*\shell\Get MD5]
@="Copy MD5 to Clipboard"

[HKEY_CLASSES_ROOT\*\shell\Get MD5\command]
@="\"C:\<PATH TO BAT FILE>\getMD5.bat\" \"%1\""

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:: hash.cmd : Get a hash of a file
:: p1: file to be hashed
:: p2: Hash algorithm in UPPERCASE
:: p3: Output file

@setlocal
@for /f "tokens=*" %%a in (
'@certutil -hashfile %1 %2 ^|find /v "hash of file" ^|find /v "CertUtil"'
) do @(
  @set str=%%a
)
@set str=%str: =%
@echo %str%
@endlocal

@echo %str% > %3

sys> \dev\cmd\hash.cmd MyApp.dll SHA1
8ae6ac1e90ccee52cee5c8bf5c2445d6a92c0d4f

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 # Check md5 for "E:\Саша Неотразима\Sasha-Irresistible.exe" file
SashaChernykh@DESKTOP-0G54NVG E:\Саша Неотразима
$ checksum -f "E:\Саша Неотразима\Sasha-Irresistible.exe"
342B45537C9F472B93A4A0C5997A6F52
# Check sha256
SashaChernykh@DESKTOP-0G54NVG E:\Саша Неотразима
$ checksum -f "E:\Саша Неотразима\Sasha-Irresistible.exe" -t=sha256
F6286F50925C6CBF6CBDC7B9582BFF833D0808C04283DE98062404A359E2ECC4
# Correct 41474147414741474147 sha256 hash or not?
SashaChernykh@DESKTOP-0G54NVG E:\Саша Неотразима
$ checksum -f "E:\Саша Неотразима\Sasha-Irresistible.exe" -t=sha256 -c 41474147414741474147
Error - hashes do not match. Actual value was 'F6286F50925C6CBF6CBDC7B9582BFF833D0808C04283DE98062404A359E2ECC4'
# One more attempt
SashaChernykh@DESKTOP-0G54NVG E:\Саша Неотразима
$ checksum -f "E:\Саша Неотразима\Sasha-Irresistible.exe" -t=sha256 -c F6286F50925C6CBF6CBDC7B9582BFF833D0808C04283DE98062404A359E2ECC4
Hashes match..
 

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python c:\cksum.py INPUTFILE

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