/* Spam Detector by vnGNAOHvn Email spam, also known as junk email, is unsolicited messages sent in bulk by email (spamming).(Wikipedia) And you hate SPAM mail, right? Spam mail sample: Subject: Notification Of Funds Date: Wed, 6 Nov 2002 23:16:55 PST From: JMC Marketing It has come to our attention that you may be entitled to an undisclosed amount of unclaimed funds. If so, these funds are currently reserved in your name and waiting or you to claim. Please enter your name at the unclaimed money search engine located at our site. Click Here Notification Date: 10/15/02 to 11/15/02 Unclaimed Funds Department Found Money.com We take your privacy very seriously and it is our policy never to send unwanted email messages. This message has been sent to you because you originally signed up with a party that has contracted with JMC Marketing Concepts. To unsubscribe click here or go to and enter your email address. JMC Marketing Concepts 1003 E. Concho Rockport, TX 78382 Source:http://www.linuxfocus.org/common/src/article279/spam_samples.html */ #include #include char s[1000]; //If 2 or more words in each list below appear in your mail(2 or more because in a spam mail, there are many spam words and in case your friend send a mail to you "where is my money?", is not a spam :) but you hate that), your mail is a spam mail char spam_money[19][11]={"fund","free","cash","earn","invest","investment","money","income","stock","paid","billion","profit","promise","risk","trade","exchange","chance","claim"}; char spam_gambling[16][11]={"win","lose","casino","999","gambling","gamble","bonus","slots","poker","blackjack","roulette","rewards","games","777","rich","bet"}; char spam_bank[13][12]={"bank","account","otp","banking","credit","card","password","online","update","personal","information","privacy","pin"}; char spam_url[5][6]={"http","https","www.",".com","click"}; char spam[4][6]; int count[5];//spam words in each list int spam_status[5],w=0; //to avoid some sensitive words. A spam mail has some sensitive word below char spam_x[4]={115,101,120}; char spam_x1[5]={112,111,114,110}; char spam_x2[6]={98,111,111,98,115}; char spam_x3[4]={120,120,120}; char spam_x4[6]={112,101,110,105,115}; void check() { int i=0; while(i<18) { if(strstr(s,spam_money[i])!=NULL)//spam about money count[0]++; if(i<16) if(strstr(s,spam_gambling[i])!=NULL)//spam about gamble count[1]++; if(i<13) if(strstr(s,spam_bank[i])!=NULL)//spam about your personal infomation count[2]++; if(i<5) if(strstr(s,spam_url[i])!=NULL)//some link count[3]++; if(strstr(s,spam_x)!=NULL || strstr(s,spam_x1)!=NULL || strstr(s,spam_x2)!=NULL || strstr(s,spam_x3)!=NULL || strstr(s,spam_x4)!=NULL )//sensitive things count[4]++; i++; } for(int i=0;i<4;i++) if(count[i]>=2) spam_status[i]=1; if(count[4]>=1) spam_status[4]=1; for(int i=0;i<5;i++) w+=spam_status[i]; } int main() { printf("Enter your mail:\n"); gets(s);puts(s); for(int i=0;i64&&s[i]<97) s[i]+=32; } check(); if(w!=0) { printf("SPAM!\n"); if(spam_status[0]==1) printf("Your mail is maybe about 'high rates of return with little or no risk'. Don't trust that mail!\n"); if(spam_status[4]==1) printf("Oh! It contain INAPPROPRIATE CONTENT. DELETE THAT MAIL!\n"); if(spam_status[1]==1) printf("It is a mail about gamble, isn't it? High chance to win? Maybe, but you shouldn't join it!\n"); if(spam_status[2]==1) printf("WATCH OUT! Someone is trying to steal you personal information, banking details...( username, password,etc )\n"); if(spam_status[3]==1) printf("Your mail contain a link. If that link is not reliable, don't click that link!\n"); }else printf("Your mail is not SPAM :)"); }

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