| Microsoft | Internet Explorer | 1421 |
| Microsoft | Office | 506 |
| Redhat | Enterprise Linux | 1019 |
| Sun | Solaris | 869 |
| Sun | Sunos | 582 |
| Ibm | Aix | 325 |
| Washington University | Wu-ftpd | 24 |
| Apache | Http Server | 260 |
| Linux | Linux Kernel | 2853 |
| Microsoft | Outlook | 61 |
| Qualcomm | Eudora | 24 |
| Microsoft | Ie | 206 |
| Microsoft | Windows Media Services | 9 |
| Zonelabs | Zonealarm | 32 |
| Lcdproc | Lcdproc | 3 |
| Bea | Weblogic Server | 216 |
| Mozilla | Mozilla | 112 |
| Francisco Burzi | Php-nuke | 119 |
| Phorum | Phorum | 56 |
| Solarwinds | Serv-u File Server | 20 |
| Iss | Realsecure Server Sensor | 6 |
| Iss | Realsecure Network Sensor | 3 |
| Postnuke Software Foundation | Postnuke | 42 |
| Cherokee | Cherokee Httpd | 8 |
| Phpbb Group | Phpbb | 116 |
| Freshmeat | Network Query Tool | 2 |
| Microsoft | Msn Messenger | 11 |
| Openbb | Openbb | 10 |
| Symantec | Norton Internet Security | 40 |
| Double Precision Incorporated | Courier Mta | 5 |
| Kde | Konqueror | 37 |
| Ncftp Software | Ncftp | 2 |
| Python Software Foundation | Python | 124 |
| Redhat | Linux Advanced Workstation | 68 |
| Gentoo | Linux | 1719 |
| Sap | Sapgui | 6 |
| Sap | Sap R 3 | 5 |
| Sap | Sap Db | 12 |
| Php Arena | Pafiledb | 21 |
| 3com | Webbngss3nbxnts | 2 |
| Inter7 | Courier-imap | 4 |
| Sap | Internet Transaction Server | 9 |
| Apple | Safari | 1398 |
| Kde | Konqueror Embedded | 4 |
| Sgi | Propack | 55 |
| Opera | Opera Browser | 298 |
| Sap | Mysap Business Suite | 1 |
| Brian Renaud | Metrics | 2 |
| Gnome | Gdkpixbuf | 12 |
| Emil | Emil | 2 |
| Symantec | Norton Antispam | 7 |
| Tiki | Tikiwiki Cms\/groupware | 67 |
| Fastream | Netfile Ftp Web Server | 4 |
| Moodle | Moodle | 462 |
| Xintercepttalk | Xitalk | 1 |
| Xine | Xine | 15 |
| Redhat | Sysstat | 9 |
| Symantec | Antivirus Scan Engine | 10 |
| Iss | Proventia A Series Xpu | 4 |
| Double Precision Incorporated | Sqwebmail | 7 |
| Iss | Blackice Server Protection | 7 |
| Iss | Blackice Pc Protection | 10 |
| Sysstat | Sysstat | 9 |
| Iss | Realsecure Desktop | 5 |
| Redhat | Gdk Pixbuf | 1 |
| Iss | Realsecure Sentry | 2 |
| Iss | Proventia M Series Xpu | 4 |
| Iss | Realsecure Guard | 2 |
| Iss | Blackice Agent Server | 4 |
| Iss | Proventia G Series Xpu | 4 |
| Citrix | Metaframe Client | 2 |
| Tcp | Tcp | 8 |
| Advanced Guestbook | Advanced Guestbook | 10 |
| Icmp | Icmp | 7 |
| Citrix | Program Neighborhood Agent | 2 |
| Sct Corporation | Campus Pipeline | 2 |
| Rhinosoft | Zaep Antispam | 1 |
| Rsniff | Rsniff | 1 |
| Protector System | Protector System | 4 |
| Isesam | Gemitel | 1 |
| Digi | Www Server | 1 |
| Kinesphere Corporation | Exchange Pop3 | 2 |
| X-micro | Wlan 11b Broadband Router Firmware | 2 |
| Props | Props | 2 |
| Crackalaka | Crackalaka | 1 |
| Sun | Patch Manager | 1 |
| Phprofession | Phprofession | 3 |
| Coppermine | Coppermine Photo Gallery | 53 |
| Securecomputing | Smartether Ss6215s Switch | 1 |
| Softwin | Bitdefender | 12 |
| Smc Networks | Smc7004vbr | 1 |
| Python | Python | 124 |
