substitution1
SYTe (eakdy tkd sjbyndr yar thjm) jdr j yobr kt skxbnyrd ersndzyo skxbryzyzkc. Skcyreyjcye jdr bdrercyrq gzya j ery kt sajhhrcmre gazsa yrey yarzd sdrjyzwzyo, yrsaczsjh (jcq mkkmhzcm) evzhhe, jcq bdklhrx-ekhwzcm jlzhzyo. Sajhhrcmre nenjhho skwrd j cnxlrd kt sjyrmkdzre, jcq garc ekhwrq, rjsa ozrhqe j eydzcm (sjhhrq j thjm) gazsa ze enlxzyyrq yk jc kchzcr eskdzcm erdwzsr. SYTe jdr j mdrjy gjo yk hrjdc j gzqr jddjo kt skxbnyrd ersndzyo evzhhe zc j ejtr, hrmjh rcwzdkcxrcy, jcq jdr akeyrq jcq bhjorq lo xjco ersndzyo mdknbe jdkncq yar gkdhq tkd tnc jcq bdjsyzsr. Tkd yaze bdklhrx, yar thjm ze: bzskSYT{TD3UN3CSO_4774SV5_4D3_S001_7JJ384LS}CTFS (SHORT FOR CAPTURE THE FLAG) ARE A TYPE OF COMPUTER SECURITY COMPETITION. CONTESTANTS ARE PRESENTED WITH A SET OF CHALLENGES WHICH TEST THEIR CREATIVITY, TECHNICAL (AND GOOGLING) SKILLS, AND PROBLEM-SOLVING ABILITY. CHALLENGES USUALLY COVER A NUMBER OF CATEGORIES, AND WHEN SOLVED, EACH YIELDS A STRING (CALLED A FLAG) WHICH IS SUBMITTED TO AN ONLINE SCORING SERVICE. CTFS ARE A GREAT WAY TO LEARN A WIDE ARRAY OF COMPUTER SECURITY SKILLS IN A SAFE, LEGAL ENVIRONMENT, AND ARE HOSTED AND PLAYED BY MANY SECURITY GROUPS AROUND THE WORLD FOR FUN AND PRACTICE. FOR THIS PROBLEM, THE FLAG IS: PICOCTF{FR3XU3NCY_4774CK5_4R3_C001_7AA384BC}Last updated