.erg wallet format .erg wallets are a custom binary format used by Satergo to store the details of a wallet. The byte order is big endian. The files are encrypted with the AES/GCM/NoPadding cipher with authentication tag length 128, see AESEncryption.java. formatVersion 0 Data type Value unsigned long format version utf-8 zt string wallet name utf-8 zt string mnemonic phrase utf-8 zt string mnemonic password unsigned int amount of derived address derived address entry[] derived address entry unsigned int address book size address book entry[] address book entry Derived address entry (0) Data type Value int address index utf-8 zt string address label Address book entry (0) Data type Value utf-8 zt string name utf-8 zt string address