It is, thus, a command not only of security but also of online etiquette to use current antivirus software, to update it frequently, and to keep up to date with security fixes of your email software.
Use Current Antivirus Software and Keep it Up to Date
Not sure which anti-virus software to choose? Antivirus Software Guide Mary Landesman can help you get the best protection:
Scan Files, Folders, Emails and Entire Computers for Free
In the meantime, additionally and always try these free online virus scanners:
- Panda ActiveScan free online scanner
- BitDefender AntiVirus Free Online Scan
- Trend Micro HouseCall
- Kaspersky Online Scanner
- VirusTotal (scans individual files using multiple engines)
- Windows Live Safety Center Protection Scan
- McAfee FreeScan
- Symantec Security Check
- Authentium ThreatMatrix Free Virus Scan

