OWASP Validation Regex Repository

 <?xml version="1.0"?> 
 
 <regex>
 	<name>url</name>
 	<pattern>^((((https?|ftps?|gopher|telnet|nntp)://)|(mailto:%7Cnews:))(%[0-9A-Fa-f]{2}|[-()_.!~*';/?:@&=+$,A-Za-z0-9])+)([).!';/?:,]blank:)?$</pattern>
 	<description></description>
 </regex>
 
 <regex>
 	<name>email</name>
 	<pattern>^[\w\-\+\&\*]+(?:\.[\w\-\+\&\*]+)*@(?:[\w-]+\.)+[a-zA-Z]{2,7}$</pattern>
 	<description></description>
 </regex>
 
 <regex>
 	<name>safetext</name>
 	<pattern>^[a-zA-Z0-9\s.\-]+$</pattern>
 	<description>Lower and upper case letters and all digits</description>
 </regex>
 
 <regex>
 	<name>digitwords</name>
 	<pattern>^(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>zip</name>
 	<pattern>^\d{5}(-\d{4})?$</pattern>
 	<description>US zip code with optional dash-four</description>
 </regex>
 
 <regex>
 	<name>phone</name>
 	<pattern>^\D?(\d{3})\D?\D?(\d{3})\D?(\d{4})$</pattern>
 	<description>US phone number with or without dashes</description>
 </regex>
 
 <regex>
 	<name>state</name>
 	<pattern>^(AL|AK|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|MT|NE|NV|NH|NJ|NM|NY|NC|ND|MP|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>date</name>
 	<pattern>^(?:(?:(?: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>^((4\d{3})|(5[1-5]\d{2})|(6011))-?\d{4}-?\d{4}-?\d{4}|3[4,7]\d{13}$</pattern>
 	<description></description>
 </regex>
 
 <regex>
 	<name>password</name>
 	<pattern>^(?=.*\d)(?=.*[a-z])(?=.*[A-Z]).{4,8}$</pattern>
 	<description>4 to 8 character password requiring numbers, lowercase letters, and uppercase letters</description>
 </regex>
 
 <regex>
 	<name>ssn</name>
 	<pattern>^\d{3}-\d{2}-\d{4}$</pattern>
 	<description>9 digit social security number with dashes</description>
 </regex>
 
 <regex>
 	<name>monthwords</name>
 	<pattern>^(Jan|Feb|Mar|Apr|May|Jun|Jul|Apr|Sep|Oct|Nov|Dec)$</pattern>
 	<description>3 character abbreviations for the months</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]:|\\)\\)?(((\.)|(\.\.)|([^\\/:\*\?"\|<>\. ](([^\\/:\*\?"\|<>\. ])|([^\\/:\*\?"\|<>]*[^\\/:\*\?"\|<>\. ]))?))\\)*[^\\/:\*\?"\|<>\. ](([^\\/:\*\?"\|<>\. ])|([^\\/:\*\?"\|<>]*[^\\/:\*\?"\|<>\. ]))?$
 -->