The following are known CWCheat Codes for Killzone: Liberation on Sony Playstation Portable (PSP).

_S UCES-00279
_G Killzone: Liberation [EU]
_C0 Chapter 1:  Target Practice Run GOLD
_L 0x58F77918 0x00000001
_L 0x28F77A80 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 1: Base Defend GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AA0 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 1: C4 Course GOLD
_L 0x58F77918 0x00000001
_L 0x28F77A88 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 1: Object Course  GOLD
_L 0x58F77918 0x00000001
_L 0x28F77A98 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 1: Spidermine Catch GOLD
_L 0x58F77918 0x00000001
_L 0x28F77A90 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 1: Target Practice GOLD
_L 0x58F77918 0x00000001
_L 0x28F77A78 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 2: Base Defend GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AB0 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 2: C4 Course GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AC8 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 2: Object Course GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AA8 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 2: Spidermine Catch GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AC0 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 2: Target Practice GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AD0 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 2: Target Practice Run GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AB8 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 3: Base Defend GOLD
_L 0x58F77918 0x00000001
_L 0x28F77B00 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 3: C4 Course GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AE0 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 3: Object Course GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AE8 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 3: Spidermine Catch GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AF0 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 3: Target Practice GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AD8 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 3: Target Practice Run GOLD
_L 0x58F77918 0x00000001
_L 0x28F77AF8 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 4: Base Defend GOLD
_L 0x58F77918 0x00000001
_L 0x28F77B28 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 4: C4 Course GOLD
_L 0x58F77918 0x00000001
_L 0x28F77B10 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 4: Object Course GOLD
_L 0x58F77918 0x00000001
_L 0x28F77B18 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 4: Spidermine Catch GOLD
_L 0x58F77918 0x00000001
_L 0x28F77B20 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 4: Target Practice GOLD
_L 0x58F77918 0x00000001
_L 0x28F77B30 0x00000003
_L 0xD2000000 0x00000000
_C0 Chapter 4: Target Practice Run GOLD
_L 0x58F77918 0x00000001
_L 0x28F77B08 0x00000003
_L 0xD2000000 0x00000000
_C0 God Mode
_L 0x28F77910 0x00000002
_C0 Have All Gold Medals
_L 0x58F77918 0x00000001
_L 0xC0000000 0x00000017
_L 0x28F77A78 0x00000003
_L 0xDC000000 0x00000008
_L 0xD2000000 0x00000000
_C0 Infinite Life
_L 0x001D6420 0x03E00008
_L 0x001D6424 0x00000000
_C0 Invincible
_L 0x28F77910 0x00000001
_C0 Unlock All Levels
_L 0x58F77918 0x00000001
_L 0x28F77A68 0x00000010
_L 0xD2000000 0x00000000