htaccess Security :: A compilation of .htaccess commands to make your website more secure.

.htaccess protection

## Copyright (c) 2007, 2012 All Right Reserved, Red Rokk, inc
##
## THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY 
## KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
## IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
## PARTICULAR PURPOSE.
##
## Author: Jonathon Byrd
## Email: jonathon@redrokk.com
## Date: 2012-12-19

#########################################################################
## Standard Settings to ensure security
Options -Indexes
IndexOptions -FancyIndexing

php_flag display_errors                   off
php_flag display_startup_errors           off
php_flag log_errors                       on
php_flag magic_quotes_gpc                 off
php_flag magic_quotes_sybase              off
php_flag register_globals                 off
php_flag session.auto_start               off
php_flag mbstring.encoding_translation    off
php_flag asp_tags                         off
php_flag short_open_tag                   off

php_value max_execution_time              200
php_value max_input_time                  200
php_value max_execution_time              30
php_value mbstring.http_input             pass
php_value mbstring.http_output            pass
php_value memory_limit                    100M
php_value output_buffering                4096
php_value post_max_size                   20M
php_value session.cookie_lifetime         3600
php_value session.gc_maxlifetime          3600
php_value track_errors                    on
php_value upload_max_filesize             20M

## Disable the server signature
ServerSignature Off

## protect against DOS attacks by limiting file upload size - 10240000 is 10 megabytes
LimitRequestBody 10240000

## pass the default character set
AddDefaultCharset utf-8

#########################################################################
## Deny Access to these protected file extensions
<FilesMatch "(.*).(?i:exe|sql|htaccess|htpasswd|ini|log|sh|inc|bac?k|pyc|pyo?|so|dll|inc|cmd)$">
    Order Allow,Deny
    Deny from All 
</FilesMatch>

## Deny access to these files
<FilesMatch "(?i:(.*)(admin|sql)(.*))$">
    Order Allow,Deny
    Deny from All
</FilesMatch>

#########################################################################
## GZip Compression
## compress text, html, javascript, css, xml:
## 
<IfModule mod_deflate.c>
    AddOutputFilterByType DEFLATE text/plain
    AddOutputFilterByType DEFLATE text/html
    AddOutputFilterByType DEFLATE text/xml
    AddOutputFilterByType DEFLATE text/css
    AddOutputFilterByType DEFLATE application/xml
    AddOutputFilterByType DEFLATE application/xhtml+xml
    AddOutputFilterByType DEFLATE application/rss+xml
    AddOutputFilterByType DEFLATE application/javascript
    AddOutputFilterByType DEFLATE application/x-javascript
</IfModule>

## Limit bandwidth consumption
<IfModule mod_php5.c>
    php_value zlib.output_compression 16386
</IfModule>

#########################################################################
## 
<IfModule mod_rewrite.c>
    RewriteEngine On
    
	## Block CSX Injections
	RewriteCond %{QUERY_STRING} (\<|%3C).*script.*(\>|%3E) [NC,OR]
	
	## Block PHP Injections
	RewriteCond %{QUERY_STRING} .*(ftp|https?|select|insert|drop|declare|union|base64_decode|base64_encode|globals|request|put|files?|get|post|apache_child_terminate|apache_setenv|define_syslog_variables|escapeshellarg|escapeshellcmd|eval|exec|fp|fput|ftp_connect|ftp_exec|ftp_get|ftp_login|ftp_nb_fput|ftp_put|ftp_raw|ftp_rawlist|highlight_file|ini_alter|ini_get_all|ini_restore|inject_code|mysql_pconnect|openlog|passthru|php_uname|phpAds_remoteInfo|phpAds_XmlRpc|phpAds_xmlrpcDecode|phpAds_xmlrpcEncode|popen|posix_getpwuid|posix_kill|posix_mkfifo|posix_setpgid|posix_setsid|posix_setuid|posix_setuid|posix_uname|proc_close|proc_get_status|proc_nice|proc_open|proc_terminate|shell_exec|syslog|system|xmlrpc_entity_decode).* [NC,OR]
	
	## Disable Trace and Track
	RewriteCond %{REQUEST_METHOD} ^TRACE
	
	## Blocking NameProtect Brand Monitoring
	RewriteCond %{REMOTE_ADDR} ^12\.148\.196\.(12[8-9]|1[3-9][0-9]|2[0-4][0-9]|25[0-5])$ [OR]
	RewriteCond %{REMOTE_ADDR} ^12\.148\.209\.(19[2-9]|2[0-4][0-9]|25[0-5])$ [OR]
	RewriteCond %{HTTP_USER_AGENT} NPBot [NC,OR]
	
	## Blocking Cyveillance
	RewriteCond %{REMOTE_ADDR} "^63\.148\.99\.2(2[4-9]|[3-4][0-9]|5[0-5])$" [OR]
	
	## Block Domains
	RewriteCond %{HTTP_USER_AGENT} .*almaden.* [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Anarchie [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} AsiaNetBot [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^ASPSeek [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ASSORT [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ATHENS [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^attach [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^autoemailspider [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} autohttp [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} bew [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} BlackWidow [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^BackWeb [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Bandit [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^BatchFTP [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^.Browse\s [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Buddy [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Bullseye [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Bot\mailto:craftbot@yahoo.com [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^CherryPicker [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Crescent [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^ChinaClaw [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Collector [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Copier [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} curl [NC,OR]
	
	RewriteCond %{HTTP_USER_AGENT} devsoft's\ http\ component [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^DA [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Download\Demon [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Download\Wonder [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Downloader [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Drip [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^DIIbot [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Deweb [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Digimarc [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Digger [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} digout4uagent [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} DISCo [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} dloader(NaverRobot) [NC,OR]
	
	RewriteCond %{HTTP_USER_AGENT} ecollector [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Educate\ Search [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} EirGrabber [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^EmailCollector [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^EmailSiphon [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^EmailWolf [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^ExtractorPro [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^eCatch [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^EirGrabber [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Express\WebPictures [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^EyeNetIE [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} EO\ Browse [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^.Eval [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^FileHound [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^FlashGet [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} fastlwspider [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} FEZhead [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Fetch [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Franklin\ Locator [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Full\ Web\ Bot [NC,OR]
	
	RewriteCond %{HTTP_USER_AGENT} ^GetRight [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Getleft [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^GetSmart [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} GetURL [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} GetWebPage [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Go!Zilla [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Gozilla [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Go-Ahead-Got-It [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^gotit [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Grabber [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^GrabNet [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Grafula [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^.*Harvest [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^HMView [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} HTML\ Works [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^HTTrack [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} "Indy Library" [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} "IUPUI Research Bot" [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^InterGET [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Iria [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^ia_archiver [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^InternetSeer.com [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} IBM_Planetwide [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Image\ Stripper [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Image\ Sucker [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} IncyWincy [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} InterGET [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Internet\ Explore\ 5\.x [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Internet\ Ninja [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Irvine [NC,OR]
	
	RewriteCond %{HTTP_USER_AGENT} ^JetCar [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^JOC [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} JOC\ Web\ Spider [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^JustView [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} KWebGet [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} larbin [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} leech [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^LeechFTP [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^lftp [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^likse [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^LinkWalker [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^.*LWP [NC,OR]
	
	RewriteCond %{HTTP_USER_AGENT} MCspider [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Microsoft\ URL [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Microsoft.URL [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Magnet [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Mag-Net [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Mass\Downloader [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Memo [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^MIDown\tool [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Mirror [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Missauga\ Locator [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Missigua\ Locator [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Mister\ PiX [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Monster [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Mozilla.*NEWT [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Mozilla\/3\.0\.\+Indy\ Library [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Mozilla\/3.Mozilla\/2\.01 [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Mozilla\/4\.0$ [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Mozzilla [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} MSIECrawler [NC,OR]
	
	RewriteCond %{HTTP_USER_AGENT} ^NICErsPRO [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^NASA\ Search\ 1\.0$ [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Navroad [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^NearSite [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} netattache [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^NetAnts [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} NetCarta [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^NetSpider [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Net\Vampire [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^NetZip [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} NICErsPRO [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Ninja [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Octopus [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Offline\Explorer [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Offline\ Navigator [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} OpaL [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Openfind [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} OpenTextSiteCrawler [NC,OR]
	
	RewriteCond %{HTTP_USER_AGENT} pavuk [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} PackRat [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^PageGrabber [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^PapaFoto [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^pcBrowser [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Pockey [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Pump [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^psbot [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Plucker [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Production\ Bot [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Program\ Shareware [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} PushSite [NC,OR]
	
	RewriteCond %{HTTP_USER_AGENT} RepoMonkey [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Rover [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Rsync [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^RealDownload [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Reaper [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Recorder [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^ReGet [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Siphon [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ScoutAbout [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} searchterms\.it [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} semanticdiscovery [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Shai [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} sitecheck [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Siphon [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^SiteSnagger [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^SmartDownload [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Snake [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^SpaceBison [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Spegla [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} SpiderBot [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Stripper [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Sucker [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^SuperBot [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^SuperHTTP [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Surfbot [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^.Surf [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} SurfWalker [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^sitecheck.internetseer.com [NC,OR]
		
	RewriteCond %{HTTP_USER_AGENT} ^tAkeOut [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} tarspider [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Teleport [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Telesoft [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} Templeton [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} UtilMind [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^Vacuum [NC,OR]
	RewriteCond %{HTTP_USER_AGENT} ^VoidEYE [NC,OR]
			
	## 403 FORBIDDEN ACCESS
	RewriteRule .* - [F,NS,L]
	
</IfModule>

#########################################################################
# deny from everyone, except from yourself (whatever IP/net)
#order deny,allow
#deny from all
#allow from 192.0.2.199
 
# custom error document with a useful message
#ErrorDocument 403 /updating.html
 
#<Files updating.html>
# allow from all
#</Files>