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Index[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 command (vi) s/// (substitution operator) S/Key /etc/skey.access file key program keyinit program Samba access control guest users log files password encryption share-level user-level username mapping browsing CIFS (Common Internet File System) directory sharing domains installation nmbd daemon nmblookup print sharing security SMB (Server Message Block) protocol smb.conf file smbclient smbcontrol smbd daemon SMBFS filesystem smbstatus SWAT (Samba Web Administration Tool) testparm variables website workgroups sandboxes, running BIND (Berkeley Internet Name Domain) in SANS (System Administration, Networking, and Security) Institute 2nd SATA (Serial ATA) hard drives Satisfy directive (Apache) scalars ScanDisk scheduling processes [See automating processes.] scp program 2nd Screen section (xorg.conf) Screenmap option (Sysinstall) wi-up script script command scripts [See also shell programming.] adduser adding users with default options initial passwords, assigning chat debugging ip-up MAKEDEV Perl arrays books command-line arguments compared to Python CPAN (Comprehensive Perl Archive Network) debugging definition of filehandles flow control functions hashes (associative arrays) interpreter lines literals modules operators regular expressions running scalars script structure simpledemo.pl example strengths strict mode text, searching/replacing translation operators variables warnings weaknesses websites resource configuration scripts /etc/defaults/rc.conf /etc/netstart /etc/rc /etc/rc.conf 2nd /etc/rc.d /etc/rc.local /etc/rc.subr /usr/local/etc /usr/local/etc/rc.d/ /usr/local/X11R6/etc system configuration scripts wi-down wi-up scrolling vi editor SCSI (Small Computer Systems Interface) disks 2nd search forms searching for characters ranges of characters wildcard operators for files for manual pages for patterns search forms text 2nd sectors sector 0 Secure FTP (sftp) 2nd secure ports Secure Shell (SSH) 2nd secure web servers, running SecureCRT securelevels security 2nd [See also VPNs (Virtual Private Networks).] air gaps Apache server Apache-SSL CGIWrap mod ssl OpenSSL certificate management secure web servers, running authentication backups backup software drives dump command restoring from "seed" files books boot process clear-text services encrypted protocols monitoring with tcpdump crackers CVSup mirrors configuring limitations running databases DMZ DOS (Denial of Service) attacks server fork attacks springboard attacks email 2nd firewalls configuration files enabling IPFW rules types FreeBSD security advisories FTP (File Transfer Protocol) hackers intrusions, preventing /etc/hosts.allow file PortSentry Tripwire intrusions, responding to IPSec login process MAC (Mandatory Access Control) mailing lists man security page migration to FreeBSD package installation passwords choosing 2nd enforcing with Crack forcing expiration of forgotten root passwords, recovering initial passwords, assigning insecure passwords Kerberos master password files minimum password length, setting onetime passwords passwd program policies random passwords, generating shadow passwords permissions-management commands PHP physical security Qpopper risks Samba 2nd guest users log files password encryption share-level access control user-level access control username mapping securelevels security models choosing based on risks list of Six Dumbest Ideas in Computer Security (website) SSH (Secure Shell) switched networks system security profiles web database connectivity websites Security (SANS) Institute security advisories Security Association Database (SAD) Security Policy Database (SPD) SecurityFocus sed command "seed" files SELECT command (SQL) select() function select-timeout option (dhclient.conf file) semicolon (:) 2nd Sendmail 2nd access rules aliases configuration files /etc/mail/access /etc/mail/aliases /etc/mail/freebsd.mc /etc/mail/local-host-names /etc/mail/sendmail.cf /etc/mail/virtusertable controlling DNS resolution file layout hostnames mailq command makefiles message queue relaying 2nd sendmail.org standalone workstations system boot process sendmail.cf file sendmail.org Serial ATA (SATA) hard drives SERIAL data type Apache server system boot process server fork attacks Server Message Block protocol [See SMB protocol.] server mode (Qpopper) server-side includes ServerFlags section (xorg.conf) BlankTime option DisableVidModeExtension option DontZap option DontZoom option NoPM option NoTrapSignals option OffTime option AllowMouseOpenFail option StandbyTime option SuspendTime option ServerLayout section (xorg.conf) servers Apache [See also directives, AddHandler.] access control by address access control by address and password access control by password Apache Project Apache-SSL apxs, building modules with built-in modules CGI (Common Gateway Interface) CGIWrap configuration files dynamic modules file layout HTTP (Hypertext Transfer Protocol) httpd installing mod_perl module mod_php module mod_python module mod_ruby module mod_ssl module obtaining OpenSSL certificate management secure web servers, running server-side includes virtual hosting caching name servers CVSup mirrors configuring limitations running DHCP servers DNS (domain name server) [See DNS (domain name server).] FTP servers anonymous FTP 2nd ASCII mode authenticated FTP Binary mode command-line FTP sessions compared to HTTP configuration files controlling FTP access ProFTPD Secure FTP (sftp) virtual hosting vsftpd WU-FTPD IMAP-UW nameservers NFS servers /etc/exports file /etc/netgroup file mountd (NFS mount daemon) nfsd (NFS daemon) Qpopper (POP3 server) configuration installation man pages server mode SSL encryption standalone mode website root servers Sendmail [See Sendmail.] VPN servers FreeBSD as FreeBSD VPN servers Windows 2000 VPN servers X Server 2nd serverwatch.com Service Location Protocol (SLP) service packs services file session locking set command setenv command setfacl command setkey command sftp (Secure FTP) 2nd sh (Bourne) shell shadow passwords share directory share-level access control (Samba) shared libraries shares sharing Macintosh clients Windows clients [See Samba.] shell programming [See also shells.] ./ prefix .sh file extension arithmetic bc command expr command conditional statements case elif if if, else logical AND/OR debugging executable files, creating exit status exit traps setting filehandles functions Hello World! program code listing comments echo command executing exit command printf command I/O (input/output) command substitution command-line arguments redirecting with filehandles STDIN, reading input from importance of Korn shell scripting features arrays built-in arithmetic command substitution getopts command loops breaking for loops logical AND/OR statements in restarting shift command true and false statements until loops while loops pipelines variables $? assignment environment variables names shell variables 2nd shell variables 2nd shells [See also shell programming.] adding to system bash (Bourne Again) aliases command path, customizing initialization file prompts, customizing changing choosing command completion csh (C) 2nd default shell, changing directories copying creating deleting home listing contents of moving navigating present working directory, viewing removing renaming environment variables files copying creating deleting filenames finding last access/modification times, changing matching characters in meta-characters moving renaming storing wildcard operators filesystems, moving around in initialization files .bash_logout .cshrc .login .logout .profile .shrc input/output redirection installing /etc/shells file from packages ksh (Korn) arrays built-in arithmetic command substitution getopts command installing links hard links soft links manual pages finding manual sections command summaries non-shell programs as shells pdksh POSIX sh (Bourne) shell commands shell variables 2nd SSH (Secure Shell) switching between tcsh aliases autologout shell variable character mappings, customizing command path, customizing initialization files prompts, customizing watch mode universal options zsh shells file 2nd 3rd shift command shift() operator SHOW PROCESSLIST command showmount program shutdown command 2nd 3rd 4th shutdown process 2nd halt command reboot command shutdown command SIGKILL signals Signal 11 errors silent option (/etc/ppp/options file) simple firewalls Simple Mail Transfer Protocol (SMTP) 2nd simpledemo.pl script Six Dumbest Ideas in Computer Security (website) skey.access file slash (/) 2nd slave configuration (DNS) slave zones Slice Editor (fdisk) slices 2nd 3rd bootable slice (boot0), selecting definition of slow connections, FreeBSD installation over SLP (Service Location Protocol) Small Computer Systems Interface (SCSI) disks SMB (Server Message Block) protocol smb.conf file smbclient smbcontrol tool smbd daemon SMBFS filesystem smbfs.ko kernel module 2nd smbstatus tool SMP (Symmetric Multi-Processing) SMTP (Simple Mail Transfer Protocol) 2nd SOA (Start of Authority) records soft limits soft links Soft Updates 2nd 3rd software dependencies installation packages [See packages, definition of.] software installation and removal commands Windows, equivalent software under FreeBSD sort command 2nd 3rd sorting text sound [See audio applications.] sources active lines of development, upgrading to CURRENT source branch interim builds, upgrading to release versions, upgrading to STABLE source branch synchronizing with CVSup CVSup configuration CVSup updates, running errata fix branches, synchronizing running CVSup updates troubleshooting tracking upgrade targets, selecting spam, filtering Procmail SpamAssassin SpamAssassin SPD (Security Policy Database) split() function spool area spool directories spooler (print) springboard attacks SQL (Structured Query Language) DELETE command INSERT INTO command SELECT command UPDATE command srm.conf file SSH (Secure Shell) 2nd 3rd sshd SSL encryption stability of FreeBSD STABLE source branch standalone mode (Qpopper) standalone workstations Fetchmail Sendmail configuration StandbyTime option (xorg.conf ServerFlags) Start of Authority (SOA) records starting [See also boot process.] applications automatically FTP sessions httpd pppd daemon remote X11 clients X Window System X11 startx command 2nd stateless protocols statements [See also loops.] break case continue elif foreach if if, else if/elsif/else logical AND 2nd logical OR 2nd true/false Statfile field (/etc/ftphosts) status command STDERR STDIN STDOUT stop command stopping httpd lpd (line printer daemon) pppd daemon storing files straight-though cables streaming media streamlining kernels strict mode (Perl) strings, replacing Structured Query Language [See SQL.] stty command stub zones stunnel program styles (Window Maker) su command 2nd subdomains subnets subroutines Subroutines section (online manuals) substitution operator (s///) substr() function sudo command 2nd 3rd sudoers file 2nd suexec program command summaries, reading super blocks, repairing super-users supersede option (dhclient.conf file) mirror-supfile file supported speeds (cables) SuspendTime option (xorg.conf ServerFlags) swap partitions 2nd 3rd SWAT (Samba Web Administration Tool) switches 2nd switching shells terminals Symantec Norton Partition Magic symbolic links symbolic permissions modes symlinks Symmetric Multi-Processing (SMP) synchronization sync frequencies sync program synchronizing sources with CVSup CVSup configuration CVSup updates, running errata fix branches, synchronizing running CVSup updates troubleshooting synchronous writes Sys V UNIX sys@ directory sysctl program Sysinstall Binary Upgrade option booting into console customization Disk Label Editor disks, adding partition layouts, creating distributions, choosing exiting fdisk installation media, choosing Linux compatibility, enabling mouse configuration navigating network configuration network settings, configuring package installation partitions, creating Auto Defaults boot managers Disk Label Editor error messages example FreeBSD directories hard disk selection manual partitioning Partition Editor root partitions Soft Updates swap partitions 2nd root passwords, choosing software package installation time zone settings users, adding to system home directories group membership Login IDs names passwords login shells UIDs syslog.conf file syslogd (system logger) System Administration section (online manuals) System Calls section (online manuals) system configuration [See configuration.] system logger (syslogd) system requirements system security profiles |
