8000 Update SecureString.xml by tangentyh · Pull Request #7344 · dotnet/dotnet-api-docs · GitHub
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Update SecureString.xml #7344

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Nov 8, 2021
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Update SecureString.xml #7344

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4 changes: 2 additions & 2 deletions xml/System.Security/SecureString.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -129,7 +129,7 @@

- <xref:System.Runtime.InteropServices.Marshal.SecureStringToCoTaskMemAnsi%2A?displayProperty=nameWithType> and <xref:System.Runtime.InteropServices.Marshal.SecureStringToGlobalAllocAnsi%2A?displayProperty=nameWithType>, which copy the <xref:System.Security.SecureString> string value to an ANSI string in unmanaged memory.

- <xref:System.Runtime.InteropServices.Marshal.SecureStringToCoTaskMemUnicode%2A?displayProperty=nameWithType> and <xref:System.Runtime.InteropServices.Marshal.SecureStringToCoTaskMemUnicode%2A?displayProperty=nameWithType>, which copy the <xref:System.Security.SecureString> string value to a Unicode string in unmanaged memory.
- <xref:System.Runtime.InteropServices.Marshal.SecureStringToCoTaskMemUnicode%2A?displayProperty=nameWithType> and <xref:System.Runtime.InteropServices.Marshal.SecureStringToGlobalAllocUnicode%2A?displayProperty=nameWithType>, which copy the <xref:System.Security.SecureString> string value to a Unicode string in unmanaged memory.

Each of these methods creates a clear-text string in unmanaged memory. It is the responsibility of the developer to zero out and free that memory as soon as it is no longer needed. Each of the string conversion and memory allocation methods has a corresponding method to zero out and free the allocated memory:

Expand All @@ -139,7 +139,7 @@
|<xref:System.Runtime.InteropServices.Marshal.SecureStringToCoTaskMemAnsi%2A?displayProperty=nameWithType>|<xref:System.Runtime.InteropServices.Marshal.ZeroFreeCoTaskMemAnsi%2A?displayProperty=nameWithType>|
|<xref:System.Runtime.InteropServices.Marshal.SecureStringToCoTaskMemUnicode%2A?displayProperty=nameWithType>|<xref:System.Runtime.InteropServices.Marshal.ZeroFreeCoTaskMemUnicode%2A?displayProperty=nameWithType>|
|<xref:System.Runtime.InteropServices.Marshal.SecureStringToGlobalAllocAnsi%2A?displayProperty=nameWithType>|<xref:System.Runtime.InteropServices.Marshal.ZeroFreeGlobalAllocAnsi%2A?displayProperty=nameWithType>|
|<xref:System.Runtime.InteropServices.Marshal.SecureStringToCoTaskMemUnicode%2A?displayProperty=nameWithType>|<xref:System.Runtime.InteropServices.Marshal.ZeroFreeGlobalAllocUnicode%2A?displayProperty=nameWithType>|
|<xref:System.Runtime.InteropServices.Marshal.SecureStringToGlobalAllocUnicode%2A?displayProperty=nameWithType>|<xref:System.Runtime.InteropServices.Marshal.ZeroFreeGlobalAllocUnicode%2A?displayProperty=nameWithType>|

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