ace_gef

11 followers•1mo ago

46,822 views

Anti-Constant Tamper [PROTECT CONSTANTS]

Mobile ready

Description

prevent your constants from being tampered with

Script Code

117 lines•2.1 KB

local raw = {

skidding = "@ace_gef"

}

local sig = {

skidding = 3207764976,

}

local keys = {

"skidding",

}

local state = {

checked = false,

locked = false,

cache = {}

}

local function hash(v)

local s = tostring(v)

local n = 2166136261

for i = 1, #s do

n = bit32.bxor(n, string.byte(s, i))

n = (n * 16777619) % 4294967296

end

return n

end

local function fail(m)

state.locked = true

error(m, 2)

end

local function scan_known()

for i = 1, #keys do

local name = keys[i]

local value = raw[name]

local wanted = sig[name]

if wanted == nil then

fail("missing signature: " .. tostring(name))

end

if value == nil then

fail("missing constant: " .. tostring(name))

end

if hash(value) ~= wanted then

fail("constant changed: " .. tostring(name))

end

state.cache[name] = value

end

local function scan_extra()

for name in pairs(raw) do

if sig[name] == nil then

fail("unexpected constant: " .. tostring(name))

end

local function verify()

if state.locked then

fail("constant state locked")

end

scan_known()

scan_extra()

state.checked = true

end

local verifier = coroutine.create(function()

verify()

coroutine.yield(true)

while true do

verify()

coroutine.yield(true)

end

end)

local function pulse()

local ok, result = coroutine.resume(verifier)

if not ok or result ~= true then

fail("verifier failed")

end

local safe_constants = setmetatable({}, {

__index = function(_, name)

pulse()

local value = state.cache[name]

if value == nil then

fail("invalid access: " .. tostring(name))

end

return value

end,

__newindex = function()

fail("constants are readonly")

end,

__metatable = "locked"

})

pulse()

print(safe_constants.skidding)

Comments

1comment

Abdullahpro20•2d ago

To give you an honest assessment: against a casual user or a basic memory scanner, it is good. Against a dedicated reverse engineer or a modern exploit script, it is essentially useless.

Anti-Constant Tamper [PROTECT CONSTANTS]

Description

prevent your constants from being tampered with

Script Code

Comments

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