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system.io.compression.dll - Analyze and Virus check.

★★★★★ Verified File (27.08.2026)

⚠️ Important Notice: Discover how system.io.compression.dll enhances file compression in .NET applications, saving storage space and improving performance. Manually replacing system libraries can brick future Windows updates or cause critical system failures.

Architecture:64-bit (x64)Compatible with only 64-bit Windows
File version9.0.1125.51716
Antivirus scan✅ Clean No viruses detected.
Digital signature✅ Have signedFile have signature, it is original file.
Hash Integrity✅ MD5: VerifiedFile Hash protection is missing.
File size262.3 kb.268584 bytes.

Hashes:

MD5: 4c5c3843c5e8e6f598a9926484554af1
SHA-1: ad5d43d4d966e793350c473b985a71f8dfab0806
SHA-256: 0ef64d72a7c70dd2ce233957060802e490cccb48fb5719d64aa90b9c66ded1c0
SHA-512: 0154261dad71edec34166596c2bbd01a377a6d919238aeb8fa652ef0565b0fbe079245b6eea4ba0d452183179baf7db1327d08e06dfd44d8a541941ce4f48e13

Digital file signature system.io.compression.dll

Publisher: Microsoft Corporation
Issuer: Microsoft Code Signing PCA 2011
Encryption algorithm: SHA256
Time stamp: Oct 18 02:37:35 2025 GMT

✅ This file is compatible with 64-bit Windows and ❌ will not work on a 32-bit operating system.


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Other versions:
️ system.io.compression.dll 4.6.57.0 32-bit (x86)
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Microsoft Corporation