How does this string relate to baseball in anyway? What even is baseball? And how does this relate to Cyber Security? ¯(ツ)/¯
RFVDVEZ7MTZfaDBtM19ydW41X20zNG41X3J1bm4xbjZfcDQ1N182NF9iNDUzNX0=
何を言っているかわからんが、base64するとフラグが出てきた。
$ python
>>> import base64
>>> text = "RFVDVEZ7MTZfaDBtM19ydW41X20zNG41X3J1bm4xbjZfcDQ1N182NF9iNDUzNX0="
>>> print(base64.b64decode(text))
b'DUCTF{16_h0m3_run5_m34n5_runn1n6_p457_64_b4535}'
なんじゃこりゃ。