VaultIQ

AES Keys

Encryption keys to unpack the current build's game files.

Build 41.30-CL-56430492Updated Jul 30, 2026, 8:00 AM
What are these? Fortnite ships assets in encrypted .pak / .ucas archives (“pakchunks”). Epic rotates these AES keys every update. Dataminers use them with tools like FModel to unpack files — the optional chunks often hide unreleased skins and collabs.

Main key

a738f2342c2e90dc3377b06f089214dce13db08fb3b74e8ecc817308d5d39e6d

Dynamic keys

14 keys
PakchunkGUIDAES key
pakchunk1006-WindowsClient.ucas3AE64B8EFF45E9F5A32208648302B353788f326dee7eeb624b771308bf8b0087afef2340090e5c03b65571ce5767d236
pakchunk1007-WindowsClient.ucas7B5631A5A34395005B477A7DAB20808E52a1a04796d189e30aebc9161eba4df13259bfa78ce6dd99e83c0c1876c011a9
pakchunk1008-WindowsClient.ucas10B6BC4F3D82B63BB77EA8AA266D668880f6788c5bbd3405d223519747265679ef5b2ad5b0feba5346fca01cac32fca9
pakchunk1010-WindowsClient.ucas28C1E81970DFF780D795EA487E94AEB115a32db0760b051c490bbf660d95d6757ddf58f6cf1e62f36ee65ed43a0be47f
pakchunk1013-WindowsClient.ucas3CC9B8E5B7CF195B2A7FD059C26B40B182ab2aa26a61a9a2080be932a65f8317f09c061a2a81fe02b56b7779e4724b60
pakchunk1016-WindowsClient.ucas6C44F8F781A32378852AF08C29EDDF142650d6c9cb1782cd2097c3b6ce275f191e2f26af401254e7b809abab27460574
pakchunk1019-WindowsClient.ucas86648720908A52C2F8080C677F9B317E19893e595447aa42129ffd449570728334d5cb363cab0bf0930a2e71d65dee16
pakchunk1022-WindowsClient.ucas8BC9FF33ED28BE97FB5B959F516510915bf10424b7560dc52f02778569524dbb7a2cefffe656ff7058aab4f0a2580534
pakchunk1024-WindowsClient.ucasB3431DFA0A9A68C5174F3FB9FF90B7295c1e46a93042e3d73a9d457118d59c3fef555821b346324e1bbbbaf73f0a04fd
pakchunk1027-WindowsClient.ucasC62D05245A057FA0585748A09A4B79A9d48c23deb18ba5d674af446e13ac0dab143c7e31188fd770d25372896b0c8859
pakchunk1031-WindowsClient.ucasDA4BEF713FB3763B2F98764C05F70C01f385bcc606341aca9a513c89b1b15916fd521447c5d76ad6ce6a56d83a08cd64
pakchunk1034-WindowsClient.ucasE0991B173B0CA27D322C1EA1CB83E51109bd21593b3c73e087c047304a5e928ba994ce3b92324a1b017e86545a0834e1
pakchunk1035-WindowsClient.ucasECCE5BE544CC5F69B35DAEEB516F7A4Ed1c7473c90f97d72b623c0223b179306f2ed10bee5309fda9ecefe03b1307099
pakchunk1036-WindowsClient.ucasF62384F951BB9E124C1ED9FBEAA62F5B2dfcbfc3755c813f823351a13c69436dcf77d9f35906d9b8e089c6a91416170b