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Check for Open Ports with NMAP PortScan Logistics Before we can proceed with the port scan of your servers, we'd need to do some logistics Slow responses could indicate your Firewall is blocking incoming scans ?? Your nmap activities is logged - Abusers will be prosecuted For those of you behind a FW, httpd proxy or IPMasquerade gateway Download, compile, install, run nmap from your machine Try some of these other web-based front end listed below Default Scan: nmap -sS -F -O yourIP# Optional User defined nmap options: ( -o and -m and ip# outside your class-C range will be ignored ) Acting on your open port results: Update to the latest MTA on your Mail server ( open port 25 ) Update to the latest httpd on your web server ( open port 80 ) Update to the latest sshd on all of your login servers ( open port 22/23 ) Turn everything off in inetd Turn everything off all unused deamons Other Online Port Scan Audits Insecure.org More online Nmap Audits Other Online PortScan Testing -- BlackCode.com Port Scan BlackCode.com Security Scan ComputerCops.biz COTSE.com IPTools Derkeiler.com DSLReports.com IPChains.net - HowTO w/ php/html source Linux-Sec.net -- this list PCFlank.com SDesign.com SecurityWire.com scan.php mc2.nu scan.php3 Spagetti-code.de PortScan SyGateTech.com -- tcp/udp and trojan scanner CSNC.ch check "running services" ( requires java and javascript ) yashy.com -- php source code GRC.com ( likes MS windows ) auditmypc.com requires cookies Shavelik.com Quick Inspector - likes MS windows OFFline nmap Scan Requests -- CISecurity.org fill in their forms DSLReports.com Secureme - login required InProtect.com -- login required - nessus based scanner HackerWhacker.com email address required SecuritySpace.com email address required VPNDynamics.com submit a form/request cjb.net Sara-based, email address required nmap Graphics Front Ends -- SourceForge.net Qnmap Insecure.org Vnmap CodeBox.net NmapFE = screen shot Infinit.net Knmap = screen shot Komar.org nmap-web = screen shot - screen shot1 nmap BackEnd Processing -- InSecure.org MoonPie.org Marko.net Cheops CPAN.org nmap modules DyadSecurity.com SourceForge.net nmap3d SourceForge.net ScaNmap3d SourceForge.net nmapsql Other Online Tests AuditMyPC.com port scans, trojan tests, privacy tests PCFlank.com port scans, exploits test, trojan tests, privacy tests, browser tests FreeScan.qualys.com fill-int-the-form SyGateTech.com tcp/udp, trojan scanner, stealth AuditMyPC.com Commercial Audits - Windoze types Cenzic FoundSteon.com FoundScan FoundScan.com ISS.net McAfeeB2B.com CyberCop McAfeeASAP.com CyberCop Netcraft.com Nessus.org Qualys.com EnterpriseSecurity.Symantec.com Retina SecurityService.com powered by Nessus SecuritySpace.com good lists of vulnerabilties too Vigilante.com SecureScan WWDSI.com \

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