Page 7 - The Secret War in the Italian front in WWI (1915-1918)

CHAPTER 12 The Great Battles of 1917 on the Italian Front 263
12.1 The Eleventh Isonzo Battle 263
12.2 Planning the Twelfth Battle of the Isonzo 266
12.3 The Effects on the Italian Radio Communications 269
12.4 From the Isonzo to the Piave 274
12.5 The First Battle of the Piave River 278
12.6 The Commission of Enquiry 283
12.7 A Disconcerting Revelation for the Austro-Hungarian Headquarters 285

CHAPTER 13 A Balance of Forces 289
13.1 Spreading of Radio and Cryptology in the Italian Army 289
13.2 “Unbreakable” Codes 296
13.3 The Effectiveness of the Italian “Radio Intelligence” 301
13.4 The Switching to New Codes in the Austrian Army 308
13.5 Telephone Eavesdropping Across the Piave Front 310

CHAPTER 14 The Path to Victory 315
14.1 Last Ciphers for the Italian Radio Stations 315
14.2 Other Relevant Products of the Cryptographic Unit 318
14.3 A Shift in the Force Ratio 324
14.4 Vittorio Veneto 327
14.5 The Armistice and the Post-War Period 331

CONCLUSIONS 335

ANNEXES

ANNEX A Italian Service Ciphers 347
ANNEX B Some Austrian Codes and Decrypted Dispatches 351
ANNEX C Luigi Sacco’s Report and the “Small telephone code”, September 1916 357

REFERENCES 365

LIST OF ABBREVIATIONS 371

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