Choose Your Language: International US DE ES FR
Hello Guest Login Here or

Microsoft Security Essentials

Downloading file: MSEInstall.exe
Please select a download mirror: External Mirror 1 External Mirror (64 bit)

This is the download page for Microsoft Security Essentials. If you encounter any problems in accessing the download mirrors for Microsoft Security Essentials, please check your firewall settings or close your download manager.

Microsoft Security Essentials is offered as a free download

Faster downloads? Get Download Accelerator Plus (DAP) free and increase your internet download speed considerably.

Security Information
Microsoft Security Essentials support inquiries or software troubleshooting are available only from its publisher/developer Microsoft Corp.. Although we constantly scan all the programs present on this website with a strong combined antivirus solution, for your improved security, we strongly advise you to check the downloaded files with a good antivirus and antispyware software.
Most Popular in Antivirus
1,519 / 1,344,922
Microsoft Security Essentials & ForeFront Client Security Definition Updates August 20, 2014
Protects your computer from any kinds of malware, virus, Trojans and spyware.
10,504 / 878,967
AVG Anti-Virus Definitions August 20, 2014
Latest AVG virus signatures
336 / 482,758
Avast Virus Definitions August 20, 2014
Latest avast! virus signatures
5,275 / 326,580
Kaspersky Anti-Virus Update August 20, 2014
Latest Kaspersky virus databases
341 / 232,082
McAfee Virus Definitions 7535
McAfee Virus Signatures
92 / 160,631
ESET NOD32 Antivirus 7.0.317.4
Good protection against threats
113 / 142,921
Win32/Sality Remover
Delete the Win32/Sality virus
192 / 117,788
Kaspersky Virus Removal Tool [20.08.2014]
Virus scanner and detection software
95 / 102,548
Quick Heal Antivirus Plus 11.00 (
Anti-virus software with a proactive defense
78 / 91,725