Bases is a General Skills puzzle worth 100 points.
Description
What does this bDNhcm5fdGgzX3IwcDM1 mean? I think it has something to do with bases.
Solution
I was able to recognize bDNhcm5fdGgzX3IwcDM1 as potentially base64 encoded text. This and the puzzle being named Bases was a dead giveaway.
I solved this with CyberChef:

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