forensics/binary_digits

forensics/binary_digits/flag.txt

@@ -0,0 +1 @@
+picoCTF{h1dd3n_1n_th3_b1n4ry_d4e39e9e}

forensics/binary_digits/solve.py

@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+
+from pathlib import Path
+from textwrap import wrap
+
+def main():
+    with (Path(__file__).parent / "digits.bin").open('r') as file:
+        content = file.read()
+
+    chunks = wrap(content, width = 8)
+    digits = [int(chunk, 2) for chunk in chunks]
+
+    # file out.jpg reveals type
+    with (Path(__file__).parent / "out.jpg").open('wb') as file:
+        file.write(bytes(digits))
+
+if __name__ == '__main__':
+    main()