Rename scripts (almost all of them) to make their names more consistent and

make them look better in output. The full list of changes is
  anonFTP => ftp-anon
  ASN => asn-query
  brutePOP3 => pop3-brute
  bruteTelnet => telnet-brute
  daytimeTest => daytime
  dns-safe-recursion-port => dns-random-srcport
  dns-safe-recursion-txid => dns-random-txid
  dns-test-open-recursion => dns-recursion
  ftpbounce => ftp-bounce
  HTTPAuth => http-auth
  HTTP_open_proxy => http-open-proxy
  HTTPpasswd => http-passwd
  HTTPtrace => http-trace
  iax2Detect => iax2-version
  ircServerInfo => irc-info
  ircZombieTest => irc-zombie
  MSSQLm => ms-sql-info
  MySQLinfo => mysql-info
  popcapa => pop3-capabilities
  PPTPversion => pptp-version
  promiscuous => sniffer-detect
  RealVNC_auth_bypass => realvnc-auth-bypass
  robots => robots.txt
  showHTMLTitle => html-title
  showOwner => identd-owners
  skype_v2-version => skypev2-version
  smb-enumdomains => smb-enum-domains
  smb-enumsessions => smb-enum-sessions
  smb-enumshares => smb-enum-shares
  smb-enumusers => smb-enum-users
  smb-serverstats => smb-server-stats
  smb-systeminfo => smb-system-info
  SMTPcommands => smtp-commands
  SMTP_openrelay_test => smtp-open-relay
  SNMPcommunitybrute => snmp-brute
  SNMPsysdescr => snmp-sysdescr
  SQLInject => sql-injection
  SSH-hostkey => ssh-hostkey
  SSHv1-support => sshv1
  SSLv2-support => sslv2
  strangeSMTPport => smtp-strangeport
  UPnP-info => upnp-info
  xamppDefaultPass => xampp-default-auth
  zoneTrans => zone-transfer

scripts/pop3-brute.nse

@@ -0,0 +1,89 @@
+description = [[
+Tries to log into a POP3 account by guessing usernames and passwords.
+]]
+
+author = "Philip Pickering <pgpickering@gmail.com>"
+license = "Same as Nmap--See http://nmap.org/book/man-legal.html"
+
+categories = {"intrusive", "auth"}
+
+require 'pop3'
+require 'shortport'
+require 'unpwdb'
+
+portrule = shortport.port_or_service({110}, "pop3")
+
+action = function(host, port)
+   local pMeth = nmap.registry.args.pop3loginmethod
+   if (not pMeth) then pMeth = nmap.registry.pop3loginmethod end
+   if (not pMeth) then pMeth = method end
+   if (not pMeth) then pMeth = "USER" end
+
+   local login
+   local additional
+
+   local stat = pop3.stat
+
+   if (pMeth == "USER") then 
+      login = pop3.login_user
+   elseif (pMeth == "SASL-PLAIN") then 
+      login = pop3.login_sasl_plain
+   elseif (pMeth == "SASL-LOGIN") then 
+      login = login_sasl_login
+   elseif (pMeth == "SASL-CRAM-MD5") then
+      login = login_sasl_crammd5
+   elseif (pMeth == "APOP") then 
+      login = login_apop     
+   end
+
+
+   local status
+   local line
+   local socket = nmap.new_socket()
+
+   if not socket:connect(host.ip, port.number) then return end -- no connection
+   
+   status, line = socket:receive_lines(1)
+   if not stat(line) then return end -- no pop-connection
+
+   local apopChallenge = string.match(line, "<[%p%w]+>") 
+   
+   if pMeth == "APOP" then 
+      additional = apopChallenge 
+   end
+   
+   local getUser
+
+   status, getUser = unpwdb.usernames()
+   if (not status) then return end
+
+   local currUser = getUser()
+   while currUser do
+      local getPW
+      status, getPW = unpwdb.passwords()
+      if (not status) then return end
+
+      local currPw = getPW()
+
+      while currPw do
+	 local pstatus
+	 local perror
+
+	 pstatus, perror = login(socket, currUser, currPw, additional)
+	 
+	 if (pstatus) then 
+	    return currUser .. " : " .. currPw
+	 elseif (perror == pop3.err.pwError) then
+	    currPw = getPW()
+	 elseif (perror == pop3.err.userError) then
+	    currPw = nil
+	 else
+	    return
+	 end
+      end
+      currUser = getUser()
+      getPW("reset")
+   end
+   return -- "wrong pw" 
+
+end