Saturday Lightning Talks
summary
Six rapid demos: Python testing shows mock.seal in Python 3.7 prevents accidental attribute creation so asserted call checks actually fail; type-annotation tricks turn string annotations into per-field descriptors that enforce ranges and notify on writes; U2F explanation shows YubiKey generates origin-bound EC keys with per-app handles and a monotonically increasing counter for cloning protection; Arcade is a Python 3.6+ OpenGL game library with debuggable examples; a BoltBus exploit uses Charles proxy + SendGrid spoofing to auto-generate tickets, net gain $1.
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