Welcome to PinakaCTF
By Team Cryptonite · 1 min read
About the CTF: Pinaka CTF
Welcome, Warriors! Your CTF journey starts here. Find the welcome flag, submit it on the platform, and claim your first points! Flag Format: PinakaCTF{...}
**Pinaka CTF 2026** · Misc & OSINT · Team Cryptonite · All 44 Pinaka write-ups
Flag: PinakaCTF{cur10517yunl0ck57h3_g473}
Challenge Desc
Welcome, Warriors! Your CTF journey starts here. Find the welcome flag, submit it on the platform, and claim your first points! Flag Format: PinakaCTF{...}
Solve
- Going to the announcements channel of the official dc server we see this
- The following operations reverse it to get the flag
> b64 -d
$ echo "VXpCS1ZsWjZVbHBVUlhoT1VtdEtWMU5XU2xWTk1ERlBUV3hvUmxSVmNGSlNNVlphVmtVNE1sTjZaRkJXYkdoSVYxVXhSVkpGTlU1TmJGa3lWR3BPU2xJd05WRldNRGxQVVd4b1NGUnFXbEpRVkRBNVVGRTlQUT09" | base64 -d
UzBKVlZ6UlpURXhOUmtKV1NWSlVNMDFPTWxoRlRVcFJSMVZaVkU4MlN6ZFBWbGhIV1UxRVJFNU5NbFkyVGpOSlIwNVFWMDlPUWxoSFRqWlJQVDA5UFE9PQ==
> b64 -d
$ echo "UzBKVlZ6UlpURXhOUmtKV1NWSlVNMDFPTWxoRlRVcFJSMVZaVkU4MlN6ZFBWbGhIV1UxRVJFNU5NbFkyVGpOSlIwNVFWMDlPUWxoSFRqWlJQVDA5UFE9PQ==" | base64 -d
S0JVVzRZTExNRkJWSVJUM01OMlhFTUpRR1VZVE82SzdPVlhHWU1ERE5NMlY2TjNJR05QV09OQlhHTjZRPT09PQ==
> b64 -d : gives an error so we try b32 -d instead after checking through dcode.fr
$ echo "KBUW4YLLMFBVIRT3MN2XEMJQGUYTO6K7OVXGYMDDNM2V6N3IGNPWONBXGN6Q====" | base64 -d
> b32 -d
$ echo "KBUW4YLLMFBVIRT3MN2XEMJQGUYTO6K7OVXGYMDDNM2V6N3IGNPWONBXGN6Q====" | base32 -d
PinakaCTF{cur10517y_unl0ck5_7h3_g473}