I keep all my genders and related information in KeePronounXC, which stores my pronouns in an encrypted format locally. It also lets me generate new, complex genders so I can use a unique one per relationship.
For extra security you should also be Genderfluid for every relationship that supports it. Either by using Time-based One Time Pronouns or even more secure with a Hardware Token using the WebGendn Protocol to authenticate via Public-Private-Gender-Encryption.
I keep all my genders and related information in KeePronounXC, which stores my pronouns in an encrypted format locally. It also lets me generate new, complex genders so I can use a unique one per relationship.
As long as you’re following the 3-2-1 rule, I see no problem with storing your genders locally.
For extra security you should also be Genderfluid for every relationship that supports it. Either by using Time-based One Time Pronouns or even more secure with a Hardware Token using the WebGendn Protocol to authenticate via Public-Private-Gender-Encryption.