security code scanner

[ +]; ShortLen = * ( Short*) Strm; STRM+=sizeof(len); if(Len +) {memcpy (buf, STRM, Len); Process (BUF); returnSTRM +Len; } Else { return-1; }}example4:[email protected]~/labs/integer $ cat add.c#include#includeintMainvoid){ intA;//a=2147483647;A=Int_max; printf ("int A (INT_MAX) =%d (0x%x), int a (INT_MAX) + 1 =%d (0x%x) \ n", a,a,a+1, A +1); return 0;} [Email protected]~/labs/integer $./AddintA (Int_max) =2147483647(0x7fffffff),intA (Int_max) +1= -2147483648(0x80000000) Example5:[e

Code security Vulnerability (scatter)

Php ddos Security Processing code, // Query the forbidden IP Address$ Ip = $ _ SERVER ['remote _ ADDR '];$ Fileht = ". htaccess2 ";If (! File_exists ($ fileht) file_put_contents ($ fileht ,"");$ Filehtarr = @ file ($ fileht );If (in_array ($ ip. "\ r \ n", $ filehtarr) die ("Warning :". "// Add a prohibited IP Address$ Time = time ();$ Fileforbid = "log/forbidchk. dat ";If (file_exists ($ fileforbid )){If (

Article Author: eggplant Bao Source of information: Evil Octal Information Security team (www.eviloctal.com) See the light of the dream let it out! I'm not hiding! October 7, I sent the log, prompted everyone! This is a continuation of the first attempt at the last XSS worm. Actually very simple, is two times turn the code. ASCII transcoding reference http://s0n9.blog.sohu.com/16002288.html Write the

Public Static Booleanchecknonlicetcharacters (String string) { the BooleanFlag =true; the //No single quotes allowed - if(String! =NULL string.indexof ("'") > 0) { inFlag =false; the } the About returnFlag; the } the /** the * Prevent SQL injection + */ - Public Staticstring Getvalidsqlpara (String string) { the if(String = =NULL|| String.Length () = = 0) { Bay