Fortify Cash App ++ Security
I’m rolling out version 3.0 of Cash App ++ and my top priority is tightening its security layer before launch. The build already processes payments smooth…
Offer description
I’m rolling out version 3.0 of Cash App ++ and my top priority is tightening its security layer before launch. The build already processes payments smoothly, but I now need a specialist to harden the codebase in two key areas: • Implement robust two-factor authentication that relies on authenticator apps (TOTP-based), not SMS or email. Users should be able to pair any mainstream authenticator (Google, Microsoft, Authy, etc.) during onboarding or in their settings, with time-skew handling and encrypted backup of the shared secret. • Upgrade our existing encryption. All sensitive data—tokens, transaction details, personal information—must be secured at rest and in transit with modern, well-audited algorithms (AES-256, TLS 1.3, forward secrecy). Key rotation and ...
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