OWASP Validation Regex Repository

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<?xml version="1.0"?> 

  <regex>
  	<name>url</name>
  	<pattern><![CDATA[^((((https?|ftps?|gopher|telnet|nntp)://)|(mailto:|news:))(%[0-9A-Fa-f]{2}|[-()_.!~*';/?:@&=+$,A-Za-z0-9])+)([).!';/?:,][[:blank:]])?$]]></pattern>
  	<description></description>
  </regex>

  <regex>
  	<name>e-mail</name>
  	<pattern><![CDATA[^[\w\-\+\&\*]+(?:\.[\w\-\_\+\&\*]+)*@(?:[\w-]+\.)+[a-zA-Z]{2,7}$]]></pattern>
  	<description></description>
  </regex>

  <regex>
  	<name>safetext</name>
  	<pattern><![CDATA[^[a-zA-Z0-9\s.\-]+$]]></pattern>
  	<description>Lower and upper case letters and all digits</description>
  </regex>

  <regex>
  	<name>date</name>
  	<pattern><![CDATA[^(?:(?:(?:0?[13578]|1[02])(\/|-|\.)31)\1|(?:(?:0?[1,3-9]|1[0-2])(\/|-|\.)(?:29|30)\2))(?:(?:1[6-9]|[2-9]\d)?\d{2})$|^(?:0?2(\/|-|\.)29\3(?:(?:(?:1[6-9]|[2-9]\d)?(?:0[48]|[2468][048]|[13579][26])|(?:(?:16|[2468][048]|[3579][26])00))))$|^(?:(?:0?[1-9])|(?:1[0-2]))(\/|-|\.)(?:0?[1-9]|1\d|2[0-8])\4(?:(?:1[6-9]|[2-9]\d)?\d{2})$]]></pattern>
  	<description>Date in US format with support for leap years</description>
  </regex>

  <regex>
  	<name>creditcard</name>
  	<pattern><![CDATA[^((4\d{3})|(5[1-5]\d{2})|(6011)|(7\d{3}))-?\d{4}-?\d{4}-?\d{4}|3[4,7]\d{13}$]]></pattern>
  	<description></description>
  </regex>

  <regex>
  	<name>password</name>
  	<pattern><![CDATA[^(?=.*\d)(?=.*[a-z])(?=.*[A-Z]).{4,8}$]]></pattern>
  	<description>4 to 8 character password requiring numbers and both lowercase and uppercase letters</description>
  </regex>

  <regex>
  	<name>English_digitwords</name>
  	<pattern><![CDATA[^(zero|one|two|three|four|five|six|seven|eight|nine)$]]></pattern>
  	<description>The English words representing the digits 0 to 9</description>
  </regex>

  <regex>
  	<name>English_monthwords</name>
  	<pattern><![CDATA[^(Jan|Feb|Mar|Apr|May|Jun|Jul|Apr|Sep|Oct|Nov|Dec)$]]></pattern>
  	<description>3 character abbreviations for the months</description>
  </regex>

  <regex>
  	<name>US_zip</name>
  	<pattern><![CDATA[^\d{5}(-\d{4})?$]]></pattern>
  	<description>US zip code with optional dash-four</description>
  </regex>

  <regex>
  	<name>US_phone</name>
  	<pattern><![CDATA[^\D?(\d{3})\D?\D?(\d{3})\D?(\d{4})$]]></pattern>
  	<description>US phone number with or without dashes</description>
  </regex>

  <regex>
  	<name>US_state</name>
  	<pattern><![CDATA[^(AE|AL|AK|AP|AS|AZ|AR|CA|CO|CT|DE|DC|FM|FL|GA|GU|HI|ID|IL|IN|IA|KS|KY|LA|ME|MH|MD|MA|MI|MN|MS|MO|MP|MT|NE|NV|NH|NJ|NM|NY|NC|ND|OH|OK|OR|PW|PA|PR|RI|SC|SD|TN|TX|UT|VT|VI|VA|WA|WV|WI|WY)$]]></pattern>
  	<description>Two letter state abbreviations</description>
  </regex>

  <regex>
  	<name>US_ssn</name>
  	<pattern><![CDATA[^\d{3}-\d{2}-\d{4}$]]></pattern>
  	<description>9 digit social security number with dashes</description>
  </regex>

  <!-- Some additional examples that have not been vetted
  
       // HTML HEX CODE   ^#?([a-f]|[A-F]|[0-9]){3}(([a-f]|[A-F]|[0-9]){3})?$
       // FLOATING POINT   ^[-+]?[0-9]+[.]?[0-9]*([eE][-+]?[0-9]+)?$
       // PERSON NAME   ^[a-zA-Z]+(([\'\,\.\- ][a-zA-Z ])?[a-zA-Z]*)*$
       // MAC ADDRESS  ^([0-9a-fA-F][0-9a-fA-F]:){5}([0-9a-fA-F][0-9a-fA-F])$
       // GUID    ^[A-Z0-9]{8}-[A-Z0-9]{4}-[A-Z0-9]{4}-[A-Z0-9]{4}-[A-Z0-9]{12}$
       // IP ADDRESS  ^\b((25[0-5]|2[0-4]\d|[01]\d\d|\d?\d)\.){3}(25[0-5]|2[0-4]\d|[01]\d\d|\d?\d)\b$
       // REASONABLE DOMAIN NAME   ^([a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?\.)+[a-zA-Z]{2,6}$
       // RFC 1918 NON ROUTABLE IP   ^(((25[0-5]|2[0-4][0-9]|19[0-1]|19[3-9]|18[0-9]|17[0-1]|17[3-9]|1[0-6][0-9]|1[1-9]|[2-9][0-9]|[0-9])\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9]))|(192\.(25[0-5]|2[0-4][0-9]|16[0-7]|169|1[0-5][0-9]|1[7-9][0-9]|[1-9][0-9]|[0-9]))|(172\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|1[0-5]|3[2-9]|[4-9][0-9]|[0-9])))\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])$
       // VALID WINDOWS FILENAME  ^(?!^(PRN|AUX|CLOCK\$|NUL|CON|COM\d|LPT\d|\..*)(\..+)?$)[^\x00-\x1f\\?*:\";|/]+$
       // Java Classname  ^(([a-z])+.)+[A-Z]([a-z])+$
       //  ANY PLATFORM FILENAME   ^(([a-zA-Z]:|\\)\\)?(((\.)|(\.\.)|([^\\/:\*\?"\|<>\. ](([^\\/:\*\?"\|<>\. ])|([^\\/:\*\?"\|<>]*[^\\/:\*\?"\|<>\. ]))?))\\)*[^\\/:\*\?"\|<>\. ](([^\\/:\*\?"\|<>\. ])|([^\\/:\*\?"\|<>]*[^\\/:\*\?"\|<>\. ]))?$
  -->