Where to store USDT safely?

Could you possibly enlighten me as to where it is advisable to securely store USDT? I've been exploring various options, but I'm still a bit perplexed about which platform or method offers the utmost safety and security. Could you provide some insights into the most reliable and trusted wallets or custodial services that specialize in USDT storage? Additionally, are there any specific safety measures or best practices that I should adhere to while managing my USDT holdings? Your expertise in this field would be greatly appreciated.