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-rw-r--r--filters/simple-authentication.lua4
1 files changed, 2 insertions, 2 deletions
diff --git a/filters/simple-authentication.lua b/filters/simple-authentication.lua
index de34d09..596c041 100644
--- a/filters/simple-authentication.lua
+++ b/filters/simple-authentication.lua
@@ -231,7 +231,7 @@ function validate_value(expected_field, cookie)
end
-- Lua hashes strings, so these comparisons are time invariant.
- if hmac ~= crypto.hmac.digest("sha1", field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt, secret) then
+ if hmac ~= crypto.hmac.digest("sha256", field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt, secret) then
return nil
end
@@ -256,7 +256,7 @@ function secure_value(field, value, expiration)
value = url_encode(value)
field = url_encode(field)
authstr = field .. "|" .. value .. "|" .. tostring(expiration) .. "|" .. salt
- authstr = authstr .. "|" .. crypto.hmac.digest("sha1", authstr, secret)
+ authstr = authstr .. "|" .. crypto.hmac.digest("sha256", authstr, secret)
return authstr
end