System.Security.Cryptography.Xml.dll - 缺失的DLL错误修复Windows
★★★★★ 已验证的文件 (12.07.2026) 文件是从包装中获取的. DedproxyDescription
Creation date: 13.06.2097 18:53:47File version: 9.0.1125.51716
Antivirus scan: ✅ OK
Category: Security
File size: 442.3 kb.
Architecture: 64-bit (x64)
✅ This file is compatible with 64-bit Windows and ❌ will not work on a 32-bit operating system.
How to determine your system architecture: Press keys __Win+R__, enter symbols __wmic_os_get_osarchitecture__, press Enter.
Digital file signature System.Security.Cryptography.Xml.dll
Issuer: Microsoft Code Signing PCA 2011
Encryption algorithm: SHA256
Time stamp: Oct 20 18:37:43 2025 GMT
SHA-1: 4c551817dbe6fe9e6c56ab5c3b88a34e558f62db
SHA-256: b0f1465b5d8bab6dbe3759990947a6e6f927d7d977075e0c32c17e39e9d4b293
Where it is used
This DLL file might relate to various components of the Windows operating system, particularly those that involve secure processing and handling of XML data. It could be utilized by application frameworks, development tools, or specific security-related software.
Errors related to System.Security.Cryptography.Xml.dll
You might encounter errors such as:
- "System.Security.Cryptography.Xml.dll not found"
- "Missing System.Security.Cryptography.Xml.dll"
- Error loading System.Security.Cryptography.Xml.dll
File security
The file characteristics indicate that it is a high-entropy virtual address, which suggests it might be part of the Windows core system or a trusted component. However, any unexpected changes in DLL files should raise suspicion and require careful handling to ensure they are not malicious.
FAQ
How to fix __System.Security.Cryptography.Xml.dll__ missing error?
Download the correct file and copy it to the required program folder.
Is __System.Security.Cryptography.Xml.dll__ safe?
The original __System.Security.Cryptography.Xml.dll__ file was scanned by the antivirus, result: "OK".
Can I delete __System.Security.Cryptography.Xml.dll__?
You can move the file to a temporary folder and try to replace.
To fix the following errors:
System.Security.Cryptography.Xml.dll was not found
The code execution cannot proceed because System.Security.Cryptography.Xml.dll was not found
Failed to load System.Security.Cryptography.Xml.dll
The procedure entry point ... could not be located in System.Security.Cryptography.Xml.dll
1. 下载链接:
2a. 👉 Try to copy __System.Security.Cryptography.Xml.dll__ __C:\Program_Files\Your_program\__
2b. Also try to copy to __bin,_lib__ folders.
2c. Try to copy __System.Security.Cryptography.Xml.dll__ __C:\Program_Files_(x86)\Your_program\__
👉 Before you replace any files, make sure to back them up.
How do I switch to the current __Windows__ directory?
- Press and hold the key __"win"__ on the keyboard and press the key __"r"__, then write __%windir%__ and press the key Enter.
How to switch to the directory __Program Files_(x86)__?
- Press __Win+R__ then enter __%ProgramFiles(x86)%__ and after press Enter.
Advanced users only:
3. Copy into the folder __C:\Windows\System32\__
3b. Copy into the folder __C:\Windows\SysWOW64\__
How to fix errors
- Reinstall the program: This might resolve issues if the error is related to a specific application or framework that uses this DLL file.
- Update Windows: Ensure your operating system is up-to-date, as updates often include security patches and bug fixes for system files.
- Manually replace System.Security.Cryptography.Xml.dll: You can download the correct version of this DLL from a trusted source. However, proceed with caution to avoid introducing malware or other issues.
Note: Replace "System.Security.Cryptography.Xml_221.dll" with the latest and verified version.
Conclusion
The System.Security.Cryptography.Xml.dll file is crucial for cryptographic operations in .NET applications on Windows. If you encounter issues, follow the steps provided to address and resolve them.
️ System.AddIn.Contract.dll 3.5.30729.9141 32-bit (x86) | ️ System.AddIn.dll 3.5.30729.9141 32-bit (x86) | ️ System.AppContext.dll 9.0.1125.51716 32-bit (x86) | ️ System.AppContext.dll 8.0.1124.51707 32-bit (x86) | ️ System.Buffers.dll 4.6.28619.1 32-bit (x86) | ️ System.Buffers.dll 9.0.1125.51716 32-bit (x86) | ️ System.Buffers.dll 6.0.3624.51421 32-bit (x86) | ️ System.CodeDom.dll 9.0.1125.51716 64-bit (x64)
Microsoft Corporation