diff --git a/chext.pem b/chext.pem
deleted file mode 100644
index 41b02af..0000000
--- a/chext.pem
+++ /dev/null
@@ -1,28 +0,0 @@
------BEGIN PRIVATE KEY-----
-MIIEvQIBADANBgkqhkiG9w0BAQEFAASCBKcwggSjAgEAAoIBAQDQhPBrLzGohBrx
-T4ffRSvnb9rlTKsSTaCUrGJAp470Yl6mZH38Xl5aLLhq/xdfZTzTA+4LHu7wWlzJ
-4mEWK4b2Bq0y7rR7bTfI+xUGcuKcJxEOUSfllKd3F+Sb9hEy6Ng+8mRUbTC5hPAr
-MKoPAEXfrV8APOU9vI/742zaoeRjK7cwBS+ICtki4UGSeLHa0VKfmm998i6H6xgq
-9PB5VmM4Yj8zf3P4g9AF29qeMFUiKDQuRduL1btMJ4UV+3DXHV0pNWcRwj+GV6dT
-UQdgj0G0+S58zyVK8aG/0f8Qgy1rNTN7v76FOCmy+KMrBP/CJkne+4dOOSIPpdyw
-J6+BTjlrAgMBAAECggEAB2nSil0BLPaVZqLnN77j0rSdWa2iH2J3JRID5DyQzot4
-xf2opQJN5HLWk6dCE3gr82yeV/Lfl9f+mIbd4MXnZHPUUI1ACWtWomSa2MHY4Kha
-6OFlw7nHQmqtDAZxkhfJKGPBwWaoZtAdIcv3H9Vopo0pZX7Ev68mh1QMmLFMx2HE
-B6qH5/yM5AQ6A5bFBiopRtZCJzXY8GtHeI695NqbX4bqVQX/R1xSK7mWrDhcPkyd
-ZjouaPgDahrEuBVEZaZWSbw8tmAoYBqhNe0RLWibC07BPCLabjKhYccZCUPTkHnR
-UkU32MZoboR3zoAUbCPlgEGgvWs4OBt8NHPDbSs3UQKBgQD3qlukqoEci4KsdI28
-e+w6j9mTvcJ9eKGKgljllcnj7TlQ2ZgyArSR+qrzz5fna5Fcu4OyY9qgkLM5s2BE
-RcHGHc1QsDI1pYHXxZpUgZcJg8N+Xkv2t4wpNmQMtyn7vAyw7sOHXGNGYXGspJ5A
-x+b9BQcIbfWG84WuSc5UzEthLQKBgQDXiVYWWFLspxFzE7k6tOdaUGiiBE5wbRfn
-VN1Bpi+FboG49eJj3wAToNyyT0BCyn3S9f2kFepcpFx4xz/tnuaxoB1TZvXqpWTw
-O/BeqEcOq6Dc2UirDeVoOyYAX2gLorNo1MgfpdZLJ61h32jXkIQeeAutyTIQ9z3P
-6tt0iMWz9wKBgQDttDdzKybyc8A+rzteXX5Ukr5ce7PQ41gAbazO5d45AfWR8NaP
-oWMX/QPZMDT2q5p/64WyUP6EP32VcuGBhYY/FVl7CTGXpbuikgjW9O429p1Ki0zT
-hkVjRM3wGliUQV/Y7cEDCRxLb7k/31v4hyTfUdT3NTqDhPWYW0RKxS3QHQKBgCqv
-XSgxt8J8V71Vk6Jnv0WolQA5IButz0UWDnd45QJk3zX1JC+pM0ev3OVHQq+3kHGe
-G+xKFs7gEhwtQaDajk9xKT2iL2OX+8SD6lekteXW4ZW7RmPx7ZPV2vHJ8z4Sq7tA
-IJ375tOdeP3gE9BVI4UxOwbgyJSJkmlB1tJeX+EDAoGAJhFbn0IMQN5uSrXKGEbH
-cqT2QNLo1M0ikEzZ8i+NWz5ubmFFhamLVJrtJwxrizVuKoImlfzF3CSa3Y2QvdRS
-tQJY+iOSE2ik80yziBNVpzny6h5Uz9oKB4tLovYrzOWEpj+q60bS8Z2Y7tDduwGg
-8thLtVvHwVc0JKEnK22aUSY=
------END PRIVATE KEY-----