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  SIGNAL INTELLIGENCE DIVISION // INTERCEPT BUFFER: "CODES"
  RECOVERED TRANSMISSIONS FROM THE SUSPECT KNOWN AS 'ZODIAC'
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> ACTIVE CODES RECOVERED FROM FIELD AGENTS:

INTERCEPT #80-A (CAESAR SHIFT DETECTED) STATION: SF_BAY

Note: Field agents believe this holds a clue regarding his location. It is shifted by a static numerical key.

WKH CLWB LV VDQ IUDQFLVFR

// Hint: Shifted forward in the alphabet by 3 paces. Reverse shift to read.

INTERCEPT #80-B (NUMERIC MATRIX DETECTED) STATION: OAK_DOCK

Note: A simple numeric conversion. Suspect replaced standard alphabetic characters directly with their placement value in the alphabet (A=1, B=2, C=3, etc.).

20-8-5   26-15-4-9-1-3   9-19   23-1-20-3-8-9-14-7

// Hint: Hyphens separate individual letters. Spaces separate target words.