Web-Based Security Applications
                                                            by Scott Bass (scott@techpremise.com)

Every year more web-based ("streaming") applications appear online, making local program installations and off-the-shelf software increasingly irrelevant. We aren't too far away from booting operating systems off the web. For those seeking to secure their PCs from viruses and other malware, there is a wide variety of application service providers offering a myriad of free tools. Here's a fairly exhaustive list of what's currently available:

FULL DRIVE ANTIVIRUS SCANS
TRENDMICRO     http://housecall.trendmicro.com/
PANDA               http://www.pandasoftware.com/activescan/
BITDEFENDER     http://www.bitdefender.com/scan8/ie.html
F-SECURE           http://support.f-secure.com/enu/home/ols.shtml
MCAFEE SCAN     http://us.mcafee.com/root/mfs/default.asp

SINGLE FILE ANTIVIRUS SCANS
KASPERSKY LABS                http://www.kaspersky.com/scanforvirus
JOTTI'S MALWARE SCAN      http://virusscan.jotti.org/
VIRUS TOTAL                       http://www.virustotal.com/xhtml/index_en.html
DR. WEB ONLINE                  http://online.drweb.com/


ANTISPYWARE / MALWARE REMOVAL
XBLOCK                            http://www.xblock.com/onlinescan.php
XCLEANER                        http://www.spywareinfo.com/xscan.php
TRANSACTION GUARD      http://www.trendsecure.com/
SPYCATCHER EXPRESS     http://www.tenebril.com/scanner/main_start.php
EWIDO MALWARE SCAN   http://www.ewido.net/en/onlinescan/

ONLINE SECURITY SCANS
TROJAN SCAN                  http://www.trojanscan.com
SHIELDS UP                     http://www.grc.com
SYMANTEC SECURITY       http://security.symantec.com/
ZONE LABS                      http://download.zonelabs.com/bin/free/cm/index4.html
AUDIT MY PC                   http://www.auditmypc.com/


BROWSER PEST SCANS
JASON'S TOOLBOX                 http://www.jasons-toolbox.com/BrowserSecurity/
BROWSER TUNE                     http://www.browsertune.com/bt2kfast/
DOX DESK BROWSER CLEAN   http://www.doxdesk.com/parasite/
SCANIT BROWSER TEST          http://bcheck.scanit.be/bcheck/
BROWSERSPY                        http://gemal.dk/browserspy/

PC PERFORMANCE SCAN (and other tools)
PC PIT STOP                       http://www.pcpitstop.com

FOR MAC USERS THAT FEEL LEFT OUT...
MACSCAN                             http://macscan.securemac.com/