diff --git a/crypto/flags/flag.png b/crypto/flags/flag.png
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Binary files /dev/null and b/crypto/flags/flag.png differ
diff --git a/crypto/flags/flag.txt b/crypto/flags/flag.txt
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+++ b/crypto/flags/flag.txt
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+These are NATO naval flags: https://en.wikipedia.org/wiki/International_maritime_signal_flags
+
+picoCTF{F1AG5AND5TUFF}