上網在線病毒掃描

採用瀏覽器 ActiveX / add-on / plug-in / Java 來掃描檢查您的電腦裡的檔案，或下載執行不需安裝的程式：

Bitdefender QuickScan

http://quickscan.bitdefender.com/

ESET Online Scanner

http://www.eset.com/home/products/online-scanner

F-Secure Online Scanner

http://www.f-secure.com/en_EMEA-Labs/security-threats/tools/online-scanner

Panda ActiveScan

http://www.pandasecurity.com/activescan/index/

Kaspersky Online Scanner

http://www.kaspersky.com/virusscanner

Comodo AV Scanner

http://personalfirewall.comodo.com/scan/avscanner.html

Emsisoft Web Malware Scan

http://www.emsisoft.com/en/software/ax/

Norton Security Scan

http://security.symantec.com/sscv6/home.asp

McAfee Security Scan Plus

http://home.mcafee.com/downloads/free-virus-scan

Trend Micro HouseCall Free Online Virus Scan

http://housecall.trendmicro.com/

Rising Online Scanner 瑞星在線殺毒

http://www.rising-global.com/products/online-scanner-intro.html

http://online.rising.com.cn/

Jiangmin 江民在線防毒

http://online.jiangmin.com/

上傳單一檔案至伺服器進行掃瞄，不用下載軟體或瀏覽器的 ActiveX：

VirusTotal - Free Online Virus, Malware and URL Scanner

http://www.virustotal.com/

VirSCAN.org - Free Multi-Engine Online Virus Scanner v1.02, Supports 37 AntiVirus Engines!

http://www.virscan.org/

Metascan Online - Free online virus scanning using multiple anti-malware engines

http://www.metascan-online.com/

Jotti's malware scan

http://virusscan.jotti.org/

Virus.Org - Malware Scanning Service

http://scanner.virus.org/

Kaspersky - Free Virus Scan

http://www.kaspersky.com/virusscanner

avast! Online scanner

http://onlinescan.avast.com/

Dr.Web online scanners

http://vms.drweb.com/online/