[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] S/KEY  SAINT  salt  Samba  2nd  3rd  SASL (Simple Authentication and Security Layer)  2nd      configuring         client-sever authentication, for          server-server authentication, for      methods      obtaining Cyrus SASL  sasldb, SASL method  scan types     port scans          simple          stealth  2nd      security scans  2nd  scanners     port  [See nmap]     security  [See also Nessus]         explained          free      signature  scanning     options, OS fingerprinting      ranges of IP addresses for vulnerabilities      signatures, for  2nd      tools  2nd  [See also scanners]     your own systems for weaknesses  schain_hostnames, syslog-ng global option  Scheidler, Balazs  Schneier, Bruce  2nd  3rd  scp, SSH tool  2nd  3rd      encrypted file transfers, and      rcp, and  screate_dirs, syslog-ng global option  screened-subnet architecture  script kiddies  2nd  sdir_group, syslog-ng global option  sdir_owner, syslog-ng global option  sdir_perm, syslog-ng global option  secrets file, rsync option  secure     data transmission      network design      Telnet service example  Secure FTP  [See SFTP] Secure Shell  [See SSH] Secure Shell Daemon  [See sshd] Secure Sockets Layer  [See SSL] SecureInetd.pm, InteractiveBastille module  security     enhancing      goals          data confidentiality          data integrity          system integrity          system/network availability          web      patches      planning      principles      scanners  [See also Nessus]         explained          free      scans  2nd      updates         Debian          manual application of          Red Hat          SuSE      web         FAQ          goals and problems  security in depth  security-advisory email lists     BUGTRAQ      VulnWatch  security-announcement mailing lists      Redhat-Watch-list      suse-security-announce  Sendmail  2nd  3rd  [See also sendmail.mc]4th      access database, configuring      aliases          converting to map file      architecture      configuration         files  2nd          overview      configuring         client-server authentication, for          sendmail.mc file          server-server authentication, for          to run semichrooted      daemon      daemon mode      database formats          btree          dbm          determining which formats are supported      Debian          versions, and      getting and installing      m4 scripts      mailertable file      message relay access      privacy flags      pros and cons      Red Hat          configuration preparation      STARTTLS, and      SuSE, and      versions that support         SMTP AUTH          STARTTLS      virtual domains  sendmail.cf file  2nd  3rd  sendmail.mc file      configuring      directives         feature  2nd          m4 variable definitions, Sendmail          mailer          masquerading  2nd      entry types         comment      use_cw_file         local-host-names  Sendmail.pm, InteractiveBastille module  server     certificates          unencrypted keys      services  [See daemon] server-server SMTP relays  Server-Side Includes (SSI)  ServerIdent, ProFTPD setting  ServerName, ProFTPD setting  ServerRoot, Apache option  ServerType, ProFTPD setting  session keys  2nd      SSL  sessions and cookies explained  set group-ID (SGID)  set user-ID (SUID)  SFTP      encrypted file transfers  sftp, SSH tool  2nd  SGID (set group-ID)  sgroup, syslog-ng global option  Shamir, Adi  Shapiro, Gregory Neil  shosts authentication  Sidewinder  signatures     attack  2nd  [See also Snort rules]         arachNIDS attack signature database      digital      scanning  2nd      signature-based systems          anomaly detection systems, and  Simple Authentication and Security Layer  [See SASL] Simple Mail Transfer Protocol  [See SMTP] Simple Object Access Protocol (SOAP)  simple packet filtering  simple port scans  simplefile, read-only HTTP and FTP server  single-port TCP service  site maintenance  skeep_hostnames, syslog-ng global option  SMB (CIFS)  [See Samba] SMTP (Simple Mail Transfer Protocol)      attacks      commands         EXPN          VERB          VRFY      firewalls, and      gateways  2nd  3rd  4th  5th  [See also Sendmail]         aliases database, and          mailertable sample          server-server relaying          versus SMTP server with local user accounts      relays         client-server          open          server-server      security      testing  SMTP AUTH  2nd      Debian, and      email relay access, and      Sendmail version support      SSL, and      TLS encryption  Snort  2nd  3rd      creating a database for      download site      IDS mode         starting in          testing and watching logs      IDS, configuring and using Snort as an      obtaining, compiling, and installing      Oinkmaster      packet logger, using as a      packet sniffer, using as a      preprocessor plug-ins      rules          download site          updating automatically  snort.conf file  SOAP (Simple Object Access Protocol)  SOCKS protocol  software-development environments  Song, Dug  sowner, syslog-ng global option  Spafford, Gene  2nd  SpamAssassin  spamming  sperm, syslog-ng global option  spiders and robots  Spitzner, Lance  2nd  split DNS  2nd  spoofing  2nd  3rd      attacks and TSIG      iptables         anti-spoofing rules      spoofed packets  2nd  SSH (Secure Shell)  [See also OpenSSH]2nd  3rd      file sharing, and      history of      how it works      quick start instructions      RSA/DSA keys, and      tools         scp          sftp          ssh          ssh-add  2nd          ssh-agent  2nd          ssh-askpass          ssh-keygen          sshd      using to execute remote commands  SSH Communications Security  ssh, SSH tool      compared to Telnet  ssh-add, SSH tool  2nd  ssh-agent, SSH tool  2nd  ssh-askpass, SSH tool  ssh-keygen, SSH tool  2nd  ssh_config file  2nd  3rd      parameters         CheckHostIP          Cipher          Ciphers          Compression          ForwardX11          PasswordAuthentication  sshd (Secure Shell Daemon)      configuring and running  sshd_config file  2nd  3rd  4th      parameters         PasswordAuthentication          PermitEmptyPasswords          PermitRootLogin          Port          X11Forwarding  SSI (Server-Side Includes)  SSL (Secure Sockets Layer)  [See also OpenSSL]     Apache, and      client-certificate authentication      history of      overview      session         authentication          keys      SMTP AUTH, and      SSH, and      transactions, Certificate Authorities, and  SSL-wrapper utility  SSLeay  sslog_fifo_size, syslog-ng global option  SSLwrap  ssync, syslog-ng global option  Start-of-Authority (SOA) record  STARTTLS      email relay access, and      Sendmail version support      Sendmail, and  startup services, managing  state-based systems  [See anomaly detection systems] Stateful Inspection  stateful packet filtering      defined  static content and Apache  statically linked versions of Apache  stealth logging  stealth scanning  2nd  Stein, Lincoln  stime_reap, syslog-ng global option  stime_reopen, syslog-ng global option  Stoll, Cliff  stream ciphers      defined  Stunnel  [See also tunneling]     certificate-based authentication  2nd      client certificates, and      compile-time options      concepts      configure options      daemon      daemon mode         example          running in  2nd      differences between running in client and server mode      Inetd mode      iptables, and      OpenSSL, and      options      POP3, and      port-forwarding      rsync, and      x.509 certificate authentication  su  subnets     strong screened      weak screened  sudo  2nd  suEXEC  SUID (set-user ID)  SuSE     OpenSSH, and      OpenSSL home directory      security updates      Sendmail preparation      suse-security-announce mailing list  suse_dns, syslog-ng global option  suse_fqdn, syslog-ng global option  suse_times_recvd, syslog-ng global option  SuSEÕs Proxy Suite  Swatch  2nd      actions      configuring      file synchronization, and      fine-tuning      installing      running      throttle parameter  Symantec Enterprise Firewall  symmetric algorithm, defined  synchronization of log files  syslog      access control mechanisms      actions          chart summary      configuring      facilities         auth          auth-priv, syslog          chart summary          daemon          kern          local7          mark          multiple          none          user      logging         email and uucp messages          remote          stealth      mapping of actions to facilities and priorities      priorities          chart summary      TCPwrappers, and  syslog-ng  2nd      as its own log watcher, example      compiling and installing      configuring      creating new directories for its log files      destination drivers      file synchronization      global options      libol (support library)      log{} statements      message filters      message sources      official (maintained) documentation      running      startup flags      supported source drivers  syslog-ng.conf file     example      options{} section  syslog.conf file      default      multiple facilities      multiple selectors  syslogd  2nd      flags      mark, turning on      running      unpredictable behavior  SyslogFacility, ProFTPD setting  system     log management and monitoring      log monitoring tools  [See Swatch] system availability  2nd  system integrity      overview  system-integrity checker     Tripwire