diff --git a/package-lock.json b/package-lock.json
index 502a3da..6ef9628 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -88,7 +88,7 @@
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-      "resolved": "http://registry.npmjs.org/async/-/async-0.2.10.tgz",
+      "resolved": "https://registry.npmjs.org/async/-/async-0.2.10.tgz",
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@@ -160,7 +160,7 @@
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-          "resolved": "http://registry.npmjs.org/underscore/-/underscore-1.4.4.tgz",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.4.4.tgz",
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@@ -180,7 +180,7 @@
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-      "resolved": "http://registry.npmjs.org/bl/-/bl-1.2.2.tgz",
+      "resolved": "https://registry.npmjs.org/bl/-/bl-1.2.2.tgz",
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@@ -544,9 +544,9 @@
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+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.3.tgz",
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@@ -911,7 +911,7 @@
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+              "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
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@@ -1189,7 +1189,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz",
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@@ -1271,6 +1271,10 @@
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+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#master"
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@@ -1574,7 +1578,7 @@
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-      "resolved": "http://registry.npmjs.org/nan/-/nan-2.10.0.tgz",
+      "resolved": "https://registry.npmjs.org/nan/-/nan-2.10.0.tgz",
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@@ -1602,7 +1606,7 @@
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-          "resolved": "http://registry.npmjs.org/underscore/-/underscore-1.4.4.tgz",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.4.4.tgz",
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@@ -1731,7 +1735,7 @@
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-          "resolved": "http://registry.npmjs.org/libp2p-crypto/-/libp2p-crypto-0.13.0.tgz",
+          "resolved": "https://registry.npmjs.org/libp2p-crypto/-/libp2p-crypto-0.13.0.tgz",
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@@ -1775,7 +1779,7 @@
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-          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
+          "from": "github:dignifiedquire/webcrypto-shim#master"
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@@ -1800,7 +1804,7 @@
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-          "resolved": "http://registry.npmjs.org/libp2p-crypto/-/libp2p-crypto-0.12.1.tgz",
+          "resolved": "https://registry.npmjs.org/libp2p-crypto/-/libp2p-crypto-0.12.1.tgz",
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@@ -1826,7 +1830,7 @@
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-          "resolved": "http://registry.npmjs.org/multiaddr/-/multiaddr-4.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/multiaddr/-/multiaddr-4.0.0.tgz",
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@@ -1854,7 +1858,7 @@
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-          "resolved": "http://registry.npmjs.org/peer-id/-/peer-id-0.10.7.tgz",
+          "resolved": "https://registry.npmjs.org/peer-id/-/peer-id-0.10.7.tgz",
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@@ -1870,7 +1874,7 @@
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           "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
-          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
+          "from": "github:dignifiedquire/webcrypto-shim#master"
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@@ -2048,7 +2052,7 @@
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-      "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
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@@ -2217,7 +2221,7 @@
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-      "resolved": "http://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
+      "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
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@@ -2500,10 +2504,6 @@
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-    "webcrypto-shim": {
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-      "from": "github:dignifiedquire/webcrypto-shim#master"
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