Server/Get-EnterprisePKIHealthStatus.ps1
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function Get-EnterprisePKIHealthStatus { <# .ExternalHelp PSPKI.Help.xml #> [OutputType('PKI.EnterprisePKI.X509HealthPath')] [CmdletBinding(DefaultParameterSetName = '__CA')] param( [Parameter( Mandatory = $true, ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true, ParameterSetName = '__CA' )] [Alias('CA')] [PKI.CertificateServices.CertificateAuthority[]]$CertificateAuthority, [Parameter(Mandatory = $true, ParameterSetName = '__EndCerts')] [Security.Cryptography.X509Certificates.X509Certificate2[]]$Certificate, # configuration [int]$DownloadTimeout = 15, [ValidateRange(1,99)] [int]$CaCertExpirationThreshold = 80, [ValidateRange(1,99)] [int]$BaseCrlExpirationThreshold = 80, [ValidateRange(1,99)] [int]$DeltaCrlExpirationThreshold = 80, [ValidateRange(1,99)] [int]$OcspCertExpirationThreshold = 80 ) begin { #region native function declarations $cryptnetsignature = @" [DllImport("cryptnet.dll", CharSet = CharSet.Auto, SetLastError = true)] public static extern bool CryptRetrieveObjectByUrl( //[MarshalAs(UnmanagedType.LPStr)] string pszUrl, //[MarshalAs(UnmanagedType.LPStr)] int pszObjectOid, int dwRetrievalFlags, int dwTimeout, ref IntPtr ppvObject, IntPtr hAsyncRetrieve, IntPtr pCredentials, IntPtr pvVerify, IntPtr pAuxInfo ); "@ Add-Type -MemberDefinition $cryptnetsignature -Namespace "PKI.EnterprisePKI" -Name Cryptnet $crypt32signature = @" [DllImport("Crypt32.dll", SetLastError = true)] public static extern Boolean CertFreeCertificateContext( [In] IntPtr pCertContext ); [DllImport("Crypt32.dll", SetLastError = true)] public static extern Boolean CertFreeCRLContext( [In] IntPtr pCrlContext ); [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)] public struct CRL_CONTEXT { public int dwCertEncodingType; public IntPtr pbCrlEncoded; public int cbCrlEncoded; public IntPtr pCrlInfo; public IntPtr hCertStore; } "@ Add-Type -MemberDefinition $crypt32signature -Namespace "PKI.EnterprisePKI" -Name Crypt32 Add-Type @" using System; using System.Linq; using System.Security.Cryptography.X509Certificates; namespace PKI.EnterprisePKI { public enum ChildStatus { Ok = 0x0, Warning = 0x100, Error = 0x8000, } // 0-49 -- common // 50-99 -- certs // 100-149 -- crls // 150-199 -- ocsp public enum UrlStatus { // common Ok = 0, // CRT/CRL/OCSP FailedToDownload = 10, NotYetValid = 11, Expired = 12, Expiring = 13, InvalidSignature = 14, NetworkRetrievalError = 15, // certs only Revoked = 50, InvalidCert = 51, // CRLs only. ScheduleExpired means that there is a "Next CRL Publish" // extension and current time is ahead of "Next CRL Publish value" InvalidIssuer = 100, ScheduleExpired = 101, InvalidBase = 102, InvalidCrlType = 103, NonCriticalDeltaIndicator = 104, StaleDelta = 105, // ocsp only MalformedRequest = 151, InternalError = 152, TryLater = 153, SignatureRequired = 155, Unauthorized = 156, ResponseInvalidData = 160, InvalidSignerCert = 161, // CAs only Offline, } public enum UrlType { Certificate, Crl, Ocsp } public class UrlElement { ushort error; Object hiddenObject; public String Name { get; set; } public UrlStatus Status { get { return (UrlStatus)(error & 0xff); } } public String ExtendedErrorInfo { get; set; } public Uri Url { get; set; } public DateTime? ExpirationDate { get; set; } public UrlType UrlType { get; set; } public Object GetObject() { return hiddenObject; } public void SetObject(Object obj) { hiddenObject = obj; } public void SetError(ushort statusCode) { error = statusCode; } public ushort GetError() { return error; } public override String ToString() { return Name + ": " + Url + ", expire: " + ExpirationDate + ", Status: " + Status; } } public class CAObject { bool isOffline; public String Name { get; set; } // can be 'Ok', 'Warning', or 'Error' public ChildStatus Status { get { if (isOffline) { return ChildStatus.Error; } if (URLs == null) { return ChainStatus == X509ChainStatusFlags.NoError ? ChildStatus.Ok : ChildStatus.Error; } ChildStatus retValue = ChildStatus.Ok; foreach (var url in URLs) { if ((url.GetError() & 0xFF00) > (int)retValue) { retValue = (ChildStatus)(url.GetError() & 0xFF00); } } return retValue; } } public X509ChainStatusFlags ChainStatus { get; set; } public String ExtendedErrorInfo { get; set; } public UrlElement[] URLs { get; set; } public void Offline() { isOffline = true; } } public class X509HealthPath { public String Name { get; set; } public ChildStatus Status { get { if (Childs == null || Childs.Length == 0) { return ChildStatus.Ok; } return Childs.Any(child => child.Status == ChildStatus.Error) ? ChildStatus.Error : (Childs.Any(child => child.Status == ChildStatus.Warning) ? ChildStatus.Warning : ChildStatus.Ok); } } public CAObject[] Childs { get; set; } } } "@ #endregion #region Error severity $s_ok = 0x0 $s_warning = 0x100 $s_error = 0x8000 #endregion #region script internal config if ($PSBoundParameters.Verbose) {$VerbosePreference = "continue"} if ($PSBoundParameters.Debug) {$DebugPreference = "continue"} $timeout = $DownloadTimeout * 1000 #endregion #region helper functions # returns [X509ChainElement[]] $chainRoots = @() function __getChain([Security.Cryptography.X509Certificates.X509Certificate2]$cert) { Write-Verbose "Entering certificate chaining engine." $chain = New-Object Security.Cryptography.X509Certificates.X509Chain $chain.ChainPolicy.RevocationMode = [Security.Cryptography.X509Certificates.X509RevocationMode]::NoCheck $status = $chain.Build($cert) Write-Debug "Chain status for certificate '$($cert.Subject)': $status" if ($chainRoots -notcontains $chain.ChainElements[0].Certificate.Thumbprint) { $chainRoots += $chain.ChainElements[0].Certificate.Thumbprint } $retValue = New-Object Security.Cryptography.X509Certificates.X509ChainElement[] -ArgumentList $chain.ChainElements.Count $chain.ChainElements.CopyTo($retValue,0) $chain.Reset() $retValue } # returns [X509Certificate2] or [String] that contains error message function __downloadCert($url) { Write-Debug "Downloading cert URL: $url." $ppvObject = [IntPtr]::Zero if ([PKI.EnterprisePKI.Cryptnet]::CryptRetrieveObjectByUrl($url,1,4,$timeout,[ref]$ppvObject, [IntPtr]::Zero, [IntPtr]::Zero, [IntPtr]::Zero, [IntPtr]::Zero) ) { $cert = New-Object Security.Cryptography.X509Certificates.X509Certificate2 $ppvObject Write-Debug "Certificate: $($cert.Subject)" $cert [void][PKI.EnterprisePKI.Crypt32]::CertFreeCertificateContext($ppvObject) } else { $hresult = [Runtime.InteropServices.Marshal]::GetLastWin32Error() Write-Debug "URL error: $hresult" $CertRequest = New-Object -ComObject CertificateAuthority.Request $CertRequest.GetErrorMessageText($hresult,0) [PKI.Utils.CryptographyUtils]::ReleaseCom($CertRequest) } } # returns [X509CRL2] or [String] that contains error message function __downloadCrl($url) { Write-Debug "Downloading CRL URL: $url." $ppvObject = [IntPtr]::Zero if ([PKI.EnterprisePKI.Cryptnet]::CryptRetrieveObjectByUrl($url,2,4,$timeout,[ref]$ppvObject, [IntPtr]::Zero, [IntPtr]::Zero, [IntPtr]::Zero, [IntPtr]::Zero) ) { $crlContext = [Runtime.InteropServices.Marshal]::PtrToStructure($ppvObject,[Type][PKI.EnterprisePKI.Crypt32+CRL_CONTEXT]) $rawData = New-Object byte[] -ArgumentList $crlContext.cbCrlEncoded [Runtime.InteropServices.Marshal]::Copy($crlContext.pbCrlEncoded,$rawData,0,$rawData.Length) $crl = New-Object Security.Cryptography.X509Certificates.X509CRL2 (,$rawData) Write-Debug "CRL: $($crl.Issuer)" $crl [void][PKI.EnterprisePKI.Crypt32]::CertFreeCRLContext($ppvObject) } else { $hresult = [Runtime.InteropServices.Marshal]::GetLastWin32Error() Write-Debug "URL error: $hresult" $CertRequest = New-Object -ComObject CertificateAuthority.Request $CertRequest.GetErrorMessageText($hresult,0) [PKI.Utils.CryptographyUtils]::ReleaseCom($CertRequest) } } # returns PSObject -- UrlPack function __getUrl ([Byte[]]$rawData, [bool]$isCert) { Write-Verbose "Getting URLs." Write-Debug "Getting URLs." $URLs = New-Object psobject -Property @{ CDP = $null; AIA = $null; OCSP = $null; FreshestCRL = $null; } $ofs = "`n" if ($isCert) { $cert = New-Object Security.Cryptography.X509Certificates.X509Certificate2 @(,$rawData) # CRL Distribution Points Write-Debug "Fetching 'CRL Distribution Points' extension..." $e = $cert.Extensions["2.5.29.31"] if ($e) { $asn = New-Object Security.Cryptography.AsnEncodedData (,$e.RawData) $cdp = New-Object Security.Cryptography.X509Certificates.X509CRLDistributionPointsExtension $asn, $false $URLs.CDP = $cdp.GetURLs() Write-Debug "Found $(($URLs.CDP).Length) CDP URLs." if ($URLs.CDP) {$URLs.CDP | ForEach-Object {Write-Debug "$_"}} } else { Write-Debug "Missing 'CRL Distribution Points' extension." } # Authority Information Access Write-Debug "Fetching 'Authority Information Access' extension..." $e = $cert.Extensions["1.3.6.1.5.5.7.1.1"] if ($e) { $asn = New-Object Security.Cryptography.AsnEncodedData (,$e.RawData) $aia = New-Object Security.Cryptography.X509Certificates.X509AuthorityInformationAccessExtension $asn, $false $URLs.AIA = $aia.CertificationAuthorityIssuer Write-Debug "Found $(($URLs.AIA).Length) Certification Authority Issuer URLs." if ($URLs.AIA) {$URLs.AIA | ForEach-Object {Write-Debug $_}} $URLs.OCSP = $aia.OnlineCertificateStatusProtocol Write-Debug "Found $(($URLs.OCSP).Length) On-line Certificate Status Protocol URLs." if ($URLs.OCSP) {$URLs.OCSP | ForEach-Object {Write-Debug $_}} } else { Write-Debug "Missing 'Authority Information Access' extension." } $URLs } else { Write-Debug "Fetching 'Freshest CRL' extension..." $crl = New-Object Security.Cryptography.X509Certificates.X509CRL2 @(,$rawData) $e = $crl.Extensions["2.5.29.46"] # Freshest CRL if ($e) { $URLs.FreshestCRL = $e.GetURLs() Write-Debug "Found $(($URLs.FreshestCRL).Length) Freshest CRL URLs." if ($URLs.FreshestCRL) {$URLs.FreshestCRL | ForEach-Object {Write-Debug $_}} } else { Write-Debug "Missing 'Freshest CRL' extension." } $URLs } } # returns UrlElement function __verifyAIA { param ( [PKI.EnterprisePKI.UrlElement]$urlElement, [Security.Cryptography.X509Certificates.X509ChainElement]$CAcert ) Write-Verbose "Entering certificate validation routine." Write-Debug "Entering certificate validation routine." $cert = $urlElement.GetObject() Write-Debug "Leaf certificate: $($cert.Subject)." $parent = if ($cert.Subject -eq $cert.Issuer) { Write-Debug "Self-signed certificate, issuer is itself." $cert } else { Write-Debug "Issuer candidate: $($CAcert.Certificate.Subject)." $CAcert.Certificate } Write-Debug "Certificate start validity : $($cert.NotBefore)" Write-Debug "Certificate end validity : $($cert.NotAfter)" $urlElement.ExpirationDate = $cert.NotAfter $subjComp = Compare-Object $cert.SubjectName.RawData $parent.SubjectName.RawData $pubKeyComp = Compare-Object $cert.PublicKey.EncodedKeyValue.RawData $parent.PublicKey.EncodedKeyValue.RawData $pubKeyParamComp = Compare-Object $cert.PublicKey.EncodedParameters.RawData $parent.PublicKey.EncodedParameters.RawData Write-Debug "Subject name binary comparison : $(if ($subjComp) {'failed'} else {'passed'})" Write-Debug "Public key binary comparison : $(if ($pubKeyComp) {'failed'} else {'passed'})" Write-Debug "Public key parameters binary comparison: $(if ($pubKeyParamComp) {'failed'} else {'passed'})" $fullTime = ($cert.NotAfter - $cert.NotBefore).TotalSeconds $elapsed = ((Get-Date) - $cert.NotBefore).TotalSeconds $errorCode = if ($subjComp -or $pubKeyComp -or $pubKeyParamComp) { $s_error -bor [PKI.EnterprisePKI.UrlStatus]::InvalidCert } elseif ($cert.NotBefore -gt (Get-Date)) { Write-Debug "Certificate is not yet valid." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::NotYetValid } elseif ($cert.NotAfter -lt (Get-Date)) { Write-Debug "Certificate is expired." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::Expired } elseif ($CaCertExpirationThreshold -lt $elapsed / $fullTime * 100) { Write-Debug "Certificate is about to expire. Elapsed $([int]($elapsed / $fullTime * 100))%" $s_warning -bor [PKI.EnterprisePKI.UrlStatus]::Expiring } else { Write-Debug "Certificate passed all validity checks." $s_ok -bor [PKI.EnterprisePKI.UrlStatus]::Ok } $urlElement.SetError($errorCode) $urlElement } # returns DateTime or Null (for CRL v1) function __getCrlNextPublish($crl) { $e = $crl.Extensions["1.3.6.1.4.1.311.21.4"] if (!$e) {return} $dt = try { (New-Object SysadminsLV.Asn1Parser.Universal.Asn1UtcTime -ArgumentList @(,($e.RawData))).Value } catch { [SysadminsLV.Asn1Parser.Asn1Utils]::DecodeGeneralizedTime($e.RawData) } } # returns UrlElement. $cert -- issuer candidate/X509ChainElement. function __verifyCDP { param( [PKI.EnterprisePKI.UrlElement]$urlElement, [Security.Cryptography.X509Certificates.X509ChainElement]$cert, [Security.Cryptography.X509Certificates.X509CRL2]$BaseCRL, [switch]$DeltaCRL ) Write-Verbose "Entering CRL validation routine..." Write-Debug "Entering CRL validation routine..." $crl = $urlElement.GetObject() Write-Debug "$($crl.Type) start validity : $($crl.ThisUpdate)" Write-Debug "$($crl.Type) end validity : $($crl.NextUpdate)" $urlElement.ExpirationDate = $crl.NextUpdate [Numerics.BigInteger]$dcrlNumber = $crl.GetCRLNumber() Write-Debug "CRL number: $dcrlNumber" if ($DeltaCRL) { [Numerics.BigInteger]$bcrlNumber = $BaseCRL.GetCRLNumber() Write-Debug "Referenced Base CRL number: $bcrlNumber" $DeltaCrlIndicator = $crl.Extensions["2.5.29.27"] if ($DeltaCrlIndicator -ne $null) { [UInt64]$indicator = [SysadminsLV.Asn1Parser.Asn1Utils]::DecodeInteger($DeltaCrlIndicator.RawData) Write-Debug "Required minimum Base CRL number: $indicator" [bool]$indicatorIsCritical = $DeltaCrlIndicator.Critical } else { Write-Debug "Missing 'Delta CRL Indicator' CRL extension." } } $errorCode = if ($DeltaCRL -and ($crl.Type -ne "DeltaCrl")) { Write-Debug "Invalid CRL type. Expected Delta CRL, but received Base CRL." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::InvalidCrlType } elseif (!$DeltaCRL -and ($crl.Type -ne "BaseCrl")) { Write-Debug "Invalid CRL type. Expected Base CRL, but received Delta CRL." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::InvalidCrlType } elseif (!$crl.VerifySignature($cert.Certificate, $true)) { Write-Debug "CRL signature check failed." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::InvalidIssuer } elseif ($crl.ThisUpdate -gt [datetime]::Now) { Write-Debug "CRL is not yet valid." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::NotYetValid } elseif ($crl.NextUpdate -lt [datetime]::Now) { Write-Debug "CRL is expired." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::Expired } elseif ($DeltaCRL -and !$indicatorIsCritical) { Write-Debug "'Delta CRL Indicator' is not critical." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::NonCriticalDeltaIndicator } elseif ($DeltaCRL -and ($bcrlNumber -lt $indicator)) { Write-Debug "Base CRL number has lower version than version required by 'Delta CRL Indicator' extension." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::InvalidBase } elseif ($DeltaCRL -and ($dcrlNumber -lt $bcrlNumber)) { Write-Debug "Delta CRL is outdated. A new version of Base CRL is available that overlaps current Delta CRL." $s_warning -bor [PKI.EnterprisePKI.UrlStatus]::StaleDelta } else { $dt = __getCrlNextPublish $crl if ($dt) { if ((Get-Date) -gt $dt) { Write-Debug "Scheduled CRL publish expired." $urlElement.SetError($s_warning -bor [PKI.EnterprisePKI.UrlStatus]::ScheduleExpired) } $urlElement return } $fullTime = ($crl.NextUpdate - $crl.ThisUpdate).TotalSeconds $elapsed = ((Get-Date) - $crl.ThisUpdate).TotalSeconds if ($DeltaCRL) { if ($DeltaCrlExpirationThreshold -lt $elapsed / $fullTime * 100) { Write-Debug "$($crl.Type) is about to expire. Elapsed: $([int]($elapsed / $fullTime * 100))%" $s_warning -bor [PKI.EnterprisePKI.UrlStatus]::Expiring } else { $s_ok -bor [PKI.EnterprisePKI.UrlStatus]::Ok } } else { if ($BaseCrlExpirationThreshold -lt $elapsed / $fullTime * 100) { Write-Debug "$($crl.Type) is about to expire. Elapsed: $([int]($elapsed / $fullTime * 100))%" $s_warning -bor [PKI.EnterprisePKI.UrlStatus]::Expiring } else { $s_ok -bor [PKI.EnterprisePKI.UrlStatus]::Ok } } } $urlElement.SetError($errorCode) $urlElement } # returns UrlElement function __verifyOCSP { param( [Security.Cryptography.X509Certificates.X509ChainElement]$cert, [PKI.EnterprisePKI.UrlElement]$urlElement ) Write-Verbose "Entering OCSP validation routine..." Write-Debug "Entering OCSP validation routine..." Write-Debug "URL: $($urlElement.Url.AbsoluteUri)" $req = New-Object PKI.OCSP.OCSPRequest $cert.Certificate $req.URL = $urlElement.Url try { $resp = $req.SendRequest() $urlElement.SetObject($resp) $errorCode = if ($resp.ResponseStatus -ne [PKI.OCSP.OCSPResponseStatus]::Successful) { Write-Debug "OCSP server failed: $($resp.ResponseStatus)" $s_error -bor (150 + $resp.ResponseStatus) } elseif (!$resp.SignatureIsValid) { Write-Debug "OCSP response signature validation failed." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::InvalidSignature } elseif ([int]$resp.ResponseErrorInformation) { Write-Debug "Response contains invalid data: $($resp.ResponseErrorInformation)" $s_error -bor [PKI.EnterprisePKI.UrlStatus]::ResponseInvalidData } elseif (!$resp.SignerCertificateIsValid) { Write-Debug "Signer certificate has one or more issues." $s_error -bor [PKI.EnterprisePKI.UrlStatus]::InvalidSignerCert } else { $totalValidity = ($resp.SignerCertificates[0].NotAfter - $resp.SignerCertificates[0].NotBefore).TotalSeconds $elapsed = ((Get-Date) - $resp.SignerCertificates[0].NotBefore).TotalSeconds if ($OcspCertExpirationThreshold -le $elapsed / $totalValidity * 100) { Write-Debug "OCSP signing certificate is about to expire. Elapsed: $($elapsed / $totalValidity * 100)%" $s_warning -bor [PKI.EnterprisePKI.UrlStatus]::Expiring } else { Write-Debug "OCSP response passed all checks." $urlElement.ExpirationDate = $resp.Responses[0].NextUpdate Write-Debug "OCSP response expires: $($urlElement.ExpirationDate)" $s_ok -bor [PKI.EnterprisePKI.UrlStatus]::Ok } } $urlElement.SetError($errorCode) } catch { $urlElement.SetError($s_error -bor [PKI.EnterprisePKI.UrlStatus]::NetworkRetrievalError) $urlElement.ExtendedErrorInfo = $_.Error.Exception.Message } $urlElement } # returns CAObject function __processCerts ($CAObject, $projectedChain) { Write-Verbose "Processing Certification Authority Issuer URLs..." Write-Debug "Processing Certification Authority Issuer URLs..." for ($n = 0; $n -lt $urlPack.AIA.Length; $n++) { $urlElement = New-Object PKI.EnterprisePKI.UrlElement -Property @{ Name = "AIA Location #$($n + 1)"; Url = $urlPack.AIA[$n]; UrlType = [PKI.EnterprisePKI.UrlType]::Certificate; } $obj = __downloadCert $urlElement.Url if ($obj -is [Security.Cryptography.X509Certificates.X509Certificate2]) { $urlElement.SetObject($obj) $urlElement = __verifyAIA $urlElement $projectedChain[$i + 1] } else { Write-Debug "Failed to download certificate." $urlElement.SetError($s_error -bor [PKI.EnterprisePKI.UrlStatus]::FailedToDownload) $urlElement.ExtendedErrorInfo = $obj } $CAObject.URLs += $urlElement } $CAObject } # returns CAObject function __processOcsp ($CAObject, $projectedChain) { Write-Verbose "Processing On-line Certificate Status Protocol URLs..." Write-Debug "Processing On-line Certificate Status Protocol URLs..." for ($n = 0; $n -lt $urlPack.OCSP.Length; $n++) { $urlElement = New-Object PKI.EnterprisePKI.UrlElement -Property @{ Name = "OCSP Location #$($n + 1)"; Url = $urlPack.OCSP[$n]; UrlType = [PKI.EnterprisePKI.UrlType]::Ocsp; } $urlElement = __verifyOCSP $projectedChain[$i] $urlElement $CAObject.URLs += $urlElement } $CAObject } # returns X509HealthPath function __validateSinglePath { param( [Security.Cryptography.X509Certificates.X509Certificate2]$cert, # this parameter is not used [int]$keyIndex = -1 ) Write-Verbose "Entering certification path validation routine..." Write-Debug "Entering certification path validation routine..." if ([IntPtr]::Zero.Equals($cert.Handle)) { throw New-Object PKI.Exceptions.UninitializedObjectException "The certificate is not initialized." return } $projectedChain = __getChain $cert [void]($cert.Issuer -match "CN=([^,]+)") Write-Debug "CA name: $($matches[1])" $out = if ($keyIndex -lt 0) { New-Object PKI.EnterprisePKI.X509HealthPath -Property @{Name = $matches[1]} } else { New-Object PKI.EnterprisePKI.X509HealthPath -Property @{Name = "$($matches[1]) ($keyIndex)"} } for ($i = 0; $i -lt $projectedChain.Length; $i++) { Write-Debug "========================= $($projectedChain[$i].Certificate.Issuer) =========================" # skip self-signed certificate from checking if (!( Compare-Object -ReferenceObject $projectedChain[$i].Certificate.SubjectName.RawData ` -DifferenceObject $projectedChain[$i].Certificate.IssuerName.RawData)) { Write-Debug "Leaf certificate is self-signed, skip validation." break } [void]($projectedChain[$i].Certificate.Issuer -match "CN=([^,]+)") $CAObject = if ($keyIndex -lt 0) { New-Object PKI.EnterprisePKI.CAObject -Property @{Name = $matches[1]} } else { New-Object PKI.EnterprisePKI.CAObject -Property @{Name = "$($matches[1]) ($keyIndex)"} } $projectedChain | ForEach-Object {[int]$CAObject.ChainStatus += [int]$_.Status} $urlpack = __getUrl $projectedChain[$i].Certificate.RawData $true # process and validate certificate issuer in the AIA extension $CAObject = __processCerts $CAObject $projectedChain # process and validate CDP extensions for ($n = 0; $n -lt $urlPack.CDP.Length; $n++) { $deltas = @() $urlElement = New-Object PKI.EnterprisePKI.UrlElement -Property @{ Name = "CDP Location #$($n + 1)"; Url = $urlPack.CDP[$n]; UrlType = [PKI.EnterprisePKI.UrlType]::Crl; } $obj = __downloadCrl $urlElement.Url if ($obj -is [Security.Cryptography.X509Certificates.X509CRL2]) { $urlElement.SetObject($obj) $urlElement = __verifyCDP $urlElement $projectedChain[$i + 1] $urlPack2 = __getUrl ($urlElement.GetObject()).RawData $false # process and validate FreshestCRL extension if exist for ($m = 0; $m -lt $urlPack2.FreshestCRL.Length; $m++) { # skip duplicate if ($deltas | Where-Object {$_.Url -eq $urlPack2.FreshestCRL[$m]}) { return } $urlElement2 = New-Object PKI.EnterprisePKI.UrlElement -Property @{ Name = "DeltaCRL Location #$($m + 1)"; Url = $urlPack2.FreshestCRL[$m]; UrlType = [PKI.EnterprisePKI.UrlType]::Crl; } $obj2 = __downloadCrl $urlElement2.Url if ($obj2 -is [Security.Cryptography.X509Certificates.X509CRL2]) { $urlElement2.SetObject($obj2) $urlElement2 = __verifyCDP $urlElement2 $projectedChain[$i + 1] $obj -DeltaCRL } else { Write-Debug "Failed to download CRL." $urlElement2.SetError($s_error -bor [PKI.EnterprisePKI.UrlStatus]::FailedToDownload) $urlElement2.ExtendedErrorInfo = $obj2 } $deltas += $urlElement2 } } else { Write-Debug "Failed to download CRL." $urlElement.SetError($s_error -bor [PKI.EnterprisePKI.UrlStatus]::FailedToDownload) $urlElement.ExtendedErrorInfo = $obj } $CAObject.URLs += $urlElement $CAObject.URLs += $deltas } # process OCSP links in the AIA extension $CAObject = __processOcsp $CAObject $projectedChain $out.Childs += $CAObject } $out } #endregion Write-Debug "Initializing parameterset: $($PsCmdlet.ParameterSetName)." } process { switch ($PsCmdlet.ParameterSetName) { '__CA' { foreach ($CA in $CertificateAuthority) { if (!$CA.Ping()) { Write-Debug "$($CA.DisplayName): ICertAdmin is down." $retValue = New-Object PKI.EnterprisePKI.CAObject -Property @{Name = $CA.DisplayName} $retValue.Offline() $retValue return } if (!$CA.Type.StartsWith("Enterprise")) { Write-Debug "$($CA.DisplayName): not supported edition. 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