Odaily Planet Daily News According to Loopring’s announcement on the X platform, the Loopring Official Guardian security service has returned to normal, and 2FA-related services can now be accessed through the wallet again. For increased security, all Loopring Official Guardian approvals will not take effect immediately. After passing the 2FA verification, the request will only take effect after passing additional internal security checks. Earlier news, some of Loopring’s smart wallets were attacked by security vulnerabilities. It is currently working with Mist security experts to determine how its 2FA service was hacked, and is working with law enforcement and professional security teams to track down the perpetrators.