rsabase.dll: download the file and fix the error

32-bit (x86) Microsoft(R) Windows (R) 2000 Operating System Scanned by antivirus

rsabase.dll is a file of the software Microsoft(R) Windows (R) 2000 Operating System (“Microsoft Base Cryptographic Provider (Export Version)”), published by Microsoft Corporation. Version offered here: 5.00.2195.3839, 32-bit.

Programs that need it refuse to start, or show an error, when it is missing or damaged. Two methods can fix the error, below.

Method 1 · quick · about 1 minute

Download only rsabase.dll

Ideal if only this file is reported missing: you replace a single file, without reinstalling anything.

⇓ Download rsabase.dll .zip file: the DLL + its instructions · downloaded 2,137 times

Version: 5.00.2195.3839
Architecture: 32-bit (x86)
Size: 131.34 KB
Publisher: Microsoft Corporation

Then:

Extract rsabase.dll from the zip file and copy it to the folder of the program showing the error (where its .exe file is).
Still getting the error? Copy it to C:\Windows\SysWOW64 (64-bit Windows) or C:\Windows\System32 (32-bit Windows), then restart.

SHA-256: da8948c9ee376ae9c6bee4b8ec806bb8d18b67acc26d4f5a7941a98fd0898798 · Check on VirusTotal · Product: Microsoft(R) Windows (R) 2000 Operating System

Method 2 · complete · depends on the program

Reinstall the program that shows the error

The program normally provides rsabase.dll itself, in the exact version it expects. Recommended if several files are missing or if the error comes back.

Settings › Apps › Installed apps: uninstall the program or game concerned.
Reinstall it from its original setup program, then restart your computer.

Error messages related to rsabase.dll

The program can't start because rsabase.dll is missing.
Error loading rsabase.dll. The specified module could not be found.
Failed to load rsabase.dll

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