--- tags: CTF_Writeups, picoCTF, General Skills --- # what's a net cat? * 解題 這題是純粹 nc 命令題, 可以參考先前的文 [Nice netcat...](https://hackmd.io/8iipVNdFR4anpjNdIQRsBg) 了解 nc 使用方法。 照題目的意思打上命令: ```shell $ nc jupiter.challenges.picoctf.org 64287 ``` 連上伺服器後 flag 就跑出來了: ```shell You're on your way to becoming the net cat master picoCTF{nEtCat_Mast3ry_284be8f7} ```