Added initial support for signature

Private/cert.pem

@@ -0,0 +1,16 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----

Private/privateKey.pem

@@ -0,0 +1,7 @@
+-----BEGIN EC PRIVATE KEY-----
+MIHcAgEBBEIBAQAy+3ElWUTttb9xxVDshJlGt/clGdhPkp76aJ3LJySugsnC8RRO
+UracnWQi2A+XnEI1ZskzYAFUfh7G5o5ViDygBwYFK4EEACOhgYkDgYYABAAAfWnG
+EUMElY/XIWUTPvX65HX3N5IkJKPdVFzDRtaTHRJKnEEvU7Z5iLAT9NpbVfCabvQX
+Ko7LD5sjoJ1ZpSVcogDgCFCopmVin2ZLs5lyMtaetpVDH8m+AIlRQkkuGmkasM+O
+V62kzSoHl/CL4eNz1xXwqsPtoBgvPiRFxNIE/0dz9w==
+-----END EC PRIVATE KEY-----

Private/privateKey_ASN1.pem

@@ -0,0 +1,8 @@
+-----BEGIN PRIVATE KEY-----
+MIHuAgEAMBAGByqGSM49AgEGBSuBBAAjBIHWMIHTAgEBBEIBAQAy+3ElWUTttb9x
+xVDshJlGt/clGdhPkp76aJ3LJySugsnC8RROUracnWQi2A+XnEI1ZskzYAFUfh7G
+5o5ViDyhgYkDgYYABAAAfWnGEUMElY/XIWUTPvX65HX3N5IkJKPdVFzDRtaTHRJK
+nEEvU7Z5iLAT9NpbVfCabvQXKo7LD5sjoJ1ZpSVcogDgCFCopmVin2ZLs5lyMtae
+tpVDH8m+AIlRQkkuGmkasM+OV62kzSoHl/CL4eNz1xXwqsPtoBgvPiRFxNIE/0dz
+9w==
+-----END PRIVATE KEY-----