BelkaCTF #6: Bogus Bill

BelkaCTF #6 is over, the gang of money forgers is all caught. Thank you for being a part of this! Congratulations to the winners:
Student track: its5Q, belkakaka, kiwi
Professional track: sinsa, sm233, teo4n6

đź“„ BelkaCTF #6: Bogus Bill write-up

Final
50		 Congratulations!
Solved 17 times

Congratulations!
You have completed BelkaCTF #6: Bogus Bill 🎉

You can now earn +50 bonus points by posting a message to LinkedIn or Twitter and submitting the link as the flag.

For example, how about posting your overall impression along with some scoreboard snippet?

Your post must contain both hashtags #Belkasoft and #BelkaCTF, and must remain live until the CTF's conclusion.

Also feel free to comment the event on its CTFtime page.
Flag:


100 100 100 127 100 208 643 40 286 357 603 438 438 315 357 579 691 829 590 50