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<mxCell id="r6-mac" value="✓" style="rounded=0;whiteSpace=wrap;html=1;fillColor=#B45309;strokeColor=#B45309;strokeWidth=1;fontSize=18;fontStyle=1;fontFamily=Pretendard,Helvetica;fontColor=#FFFFFF;align=center;verticalAlign=middle;" vertex="1" parent="1">
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<mxCell id="r7-msg" value="⑦ Application Data (Phase 2)" style="rounded=0;whiteSpace=wrap;html=1;fillColor=#DCFCE7;strokeColor=#15803D;strokeWidth=2;fontSize=11;fontStyle=1;fontFamily=Pretendard,Helvetica;fontColor=#14532D;align=left;verticalAlign=middle;spacingLeft=14;" vertex="1" parent="1">
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<mxCell id="r7-content" value="모든 HTTPS 요청·응답 → AES-256-GCM 암호화 + SHA HMAC (지속)" style="rounded=0;whiteSpace=wrap;html=1;fillColor=#DCFCE7;strokeColor=#15803D;strokeWidth=2;fontSize=10;fontFamily=Pretendard,Helvetica;fontColor=#14532D;align=left;verticalAlign=middle;spacingLeft=14;" vertex="1" parent="1">
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<mxCell id="r7-kex" value="—" style="rounded=0;whiteSpace=wrap;html=1;fillColor=#DCFCE7;strokeColor=#15803D;strokeWidth=1;fontSize=14;fontStyle=2;fontFamily=Pretendard,Helvetica;fontColor=#9CA3AF;align=center;verticalAlign=middle;" vertex="1" parent="1">
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<mxCell id="r7-auth" value="—" style="rounded=0;whiteSpace=wrap;html=1;fillColor=#DCFCE7;strokeColor=#15803D;strokeWidth=1;fontSize=14;fontStyle=2;fontFamily=Pretendard,Helvetica;fontColor=#9CA3AF;align=center;verticalAlign=middle;" vertex="1" parent="1">
<mxGeometry x="940" y="640" width="180" height="50" as="geometry" />
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<mxCell id="r7-bulk" value="✓ 지속" style="rounded=0;whiteSpace=wrap;html=1;fillColor=#15803D;strokeColor=#15803D;strokeWidth=2;fontSize=14;fontStyle=1;fontFamily=Pretendard,Helvetica;fontColor=#FFFFFF;align=center;verticalAlign=middle;" vertex="1" parent="1">
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<mxCell id="r7-mac" value="✓ 지속" style="rounded=0;whiteSpace=wrap;html=1;fillColor=#B45309;strokeColor=#B45309;strokeWidth=2;fontSize=14;fontStyle=1;fontFamily=Pretendard,Helvetica;fontColor=#FFFFFF;align=center;verticalAlign=middle;" vertex="1" parent="1">
<mxGeometry x="1300" y="640" width="180" height="50" as="geometry" />
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<mxCell id="matrix-summary" value="요점: ① ~ ③ = cipher suite '이름' 협상 + cert 전달 (algorithm 사용 0) · ④ = ECDSA 첫 사용 ★ · ⑥ = AES 첫 사용 ★ · ⑦ = AES 지속 (Phase 2)" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#FFF7ED;strokeColor=#FB923C;strokeWidth=1;dashed=1;fontSize=11;fontStyle=1;fontFamily=Pretendard,Helvetica;fontColor=#7C2D12;align=center;verticalAlign=middle;" vertex="1" parent="1">
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<mxCell id="tls13-note" value="TLS 1.3 (3 메시지) 의 경우: ECDSA 사용 = ② ServerHello 안의 CertificateVerify · AES 사용 = ② 안의 EncryptedExtensions 부터 (즉, ServerHello 직후 곧바로 AES)" style="text;html=1;align=center;verticalAlign=middle;whiteSpace=wrap;fontSize=11;fontStyle=2;fontFamily=Pretendard,Helvetica;fontColor=#57606A;" vertex="1" parent="1">
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<mxCell id="caption" value="ClientHello / ServerHello = cipher suite 이름 협상만 (algorithm 사용 0) · 실제 algorithm 사용 = ④ ServerKeyExchange (ECDSA), ⑥ Finished (AES) 부터" style="text;html=1;strokeColor=none;fillColor=none;align=center;verticalAlign=middle;whiteSpace=wrap;fontSize=14;fontStyle=1;fontFamily=Pretendard,Helvetica;fontColor=#24292F;" vertex="1" parent="1">
<mxGeometry x="40" y="800" width="1520" height="44" as="geometry" />
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