# Parameters

The auth module contains the following parameters:

Key	Type	Example
MaxMemoCharacters	uint64	256
TxSigLimit	uint64	7
TxSizeCostPerByte	uint64	10
SigVerifyCostED25519	uint64	590
SigVerifyCostSecp256k1	uint64	1000

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The development of the Cosmos SDK is led primarily by Interchain Core Teams. Funding for this development comes primarily from the Interchain Foundation, a Swiss non-profit.