When you want to send me an confidential email at hkchoi at ece . skku . ac . kr or meosery at skku . edu, use the following certificate. This certificate is secured by thawte.

-----BEGIN CERTIFICATE-----

MIICzTCCAjagAwIBAgIQK6pTsPtELc1Fjk8Yoj/rRzANBgkqhkiG9w0BAQUFADBi
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AQABo1kwVzBHBgNVHREEQDA+gRVoa2Nob2lAZWNlLnNra3UuYWMua3KBEG1lb3Nl
cnlAc2trdS5lZHWBE2hrY2hvaUBoaXQuc2trdS5lZHUwDAYDVR0TAQH/BAIwADAN
BgkqhkiG9w0BAQUFAAOBgQB9VtHsRAJld4Girub5UL6ub9D33t23QhusNJtpmZsU
vcI2L7pisjB7yg6beUZxDSlWISvw+piHshP3VNi6Z+QH4bzgKg3IyCv3CfSqT8/G
53A2Lt/gxk77UGReVkSCvk2GAPcZIGDFe7HEkk9avuk+l3jkJeoKeSz8rkJd9hMPRA==

-----END CERTIFICATE-----