HomeWEB3CyberKongz Unveils ERC-721x Standard For NFT Security

CyberKongz Unveils ERC-721x Standard For NFT Security


The artistic minds behind CyberKongz, a famend Ethereum-based NFT assortment, have launched an enhanced model of the well-known ERC-721 nonfungible token customary, dubbed ERC-721x. This token customary has been designed to bolster safety for NFT holders. It empowers customers to have interaction in non-custodial staking and assign a “Guardian” that provides two-factor authentication (2FA) safety for transactions.

In an announcement, CyberKongz make clear the brand new characteristic, saying, “The Guardian Contract allows you to enjoy the convenience of a hot wallet while adding the security of a cold/hardware/multi-sig wallet on top.”

Supply CyberKongz

CyberKongz’s Technique for NFT Security

The Guardian Contract characteristic extends its safety in opposition to scams that particularly goal token approvals or exploit seed phrases. It additionally affords a security internet for property saved on a {hardware} pockets. The necessity for such strong safety measures is underlined by quite a few hacks over the previous few years.

The ERC721x customary, full with its revolutionary ‘locking’ and ‘guarding’ options, was initially conceived and launched by CyberKongz’s lead Solidity Developer, OwlofMoistness, in 2022.

Technical Points of the ERC721x Contract

The ‘locking’ layer of the ERC721x makes use of a lock registry system that’s suitable with the usual ERC721. This characteristic requires minimal fuel and permits whitelisted addresses to safe property immovably. This enables property to take part in parallel staking throughout a number of programs with out dropping possession.

The ‘guarding’ aspect operates equally to ‘locking.’ As a substitute of the unique pockets securing the NFT, a second pockets, designated because the ‘Guardian’, is given the authority. The Guardian then locks the property within the first pockets, offering an extra layer of safety. Nonetheless, for any switch to happen, the Guardian pockets should approve it, primarily implementing on-chain two-factor authentication (2FA).

The ERC721x contract features by way of the ILock interface, which facilitates the locking and unlocking of property inside contracts that make use of it. It incorporates 4 important mappings: approvedContract, lockCount, lockMap, and lockMapIndex. These mappings streamline the method of monitoring, assigning, and deleting locks when required, providing an environment friendly system for managing locked property.

Implementing the brand new customary will probably be utilized within the CyberKongz Genkai mint, persevering with their established custom of fostering one of many most secure communities in Web3. CyberKongz perceives this know-how as a progressive stride towards improved safety inside web3. The crew actively encourages different initiatives within the house to undertake the ERC721x customary, noting that well-known collections like 9gag & Keungz have already applied the usual of their choices.


In opposition to the backdrop of this safety improve, NFTs are displaying indicators of restoration after an extended interval of downward trajectory. Common collections have witnessed a substantial decline in flooring costs over the previous 18 months. CyberKongz’s introduction of ERC-721x represents a stride in enhancing the safety and effectivity of NFT transactions. This transfer might steer the NFT market in direction of a safer and resilient future.


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