App 现在让用户用生物鉴别技术或装置锁来保护云备份, 增强隐私和简化恢复。 WhatsApp now lets users protect cloud backups with biometrics or device locks, boosting privacy and simplifying recovery.

WhatsApp 已经开始推出密码加密的备份, 使用户可以使用指纹或面部识别等生物识别数据或设备屏幕锁定来保护云存储的聊天, 而不是复杂的密码或64位密钥. WhatsApp has begun rolling out passkey-encrypted backups, allowing users to secure cloud-stored chats using biometrics like fingerprints or face recognition, or their device’s screen lock, instead of complex passwords or 64-digit keys. 该功能目前在iOS和Android上提供,将端对端加密扩展至备份,加强隐私和简化回收手续。 The feature, now available on iOS and Android, extends end-to-end encryption to backups, enhancing privacy and simplifying recovery. 它正在逐步推出,用户可以在设置 > 聊天 > 聊天备份中启用它。 It is being rolled out gradually, with users able to enable it in Settings > Chats > Chat Backup. 更新与行业走向无密码认证的趋势相一致,加强了安全,同时不损害可用性。 The update aligns with industry trends toward passwordless authentication and strengthens security without compromising usability.