diff --git a/yarn.lock b/yarn.lock
index b554d6b..306ffe2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4287,11 +4287,16 @@ bmp-js@^0.1.0:
   resolved "https://registry.yarnpkg.com/bmp-js/-/bmp-js-0.1.0.tgz#e05a63f796a6c1ff25f4771ec7adadc148c07233"
   integrity sha1-4Fpj95amwf8l9Hcex62twUjAcjM=
 
-bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.4.0:
+bn.js@^4.0.0, bn.js@^4.1.0:
   version "4.11.9"
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.9.tgz#26d556829458f9d1e81fc48952493d0ba3507828"
   integrity sha512-E6QoYqCKZfgatHTdHzs1RRKP7ip4vvm+EyRUeE2RF0NblwVvb0p6jSVeNTOFxPn26QXN2o6SMfNxKp6kU8zQaw==
 
+bn.js@^4.11.9:
+  version "4.12.2"
+  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.12.2.tgz#3d8fed6796c24e177737f7cc5172ee04ef39ec99"
+  integrity sha512-n4DSx829VRTRByMRGdjQ9iqsN0Bh4OolPsFnaZBLcbi8iXcB+kJ9s7EnRt4wILZNV3kPLHkRVfOc/HvhC3ovDw==
+
 bn.js@^5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-5.1.2.tgz#c9686902d3c9a27729f43ab10f9d79c2004da7b0"
@@ -4408,7 +4413,7 @@ braces@^3.0.1, braces@~3.0.2:
   dependencies:
     fill-range "^7.0.1"
 
-brorand@^1.0.1:
+brorand@^1.0.1, brorand@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
   integrity sha1-EsJe/kCkXjwyPrhnWgoM5XsiNx8=
@@ -6586,17 +6591,17 @@ electron-to-chromium@^1.3.723:
   integrity sha512-Mfz4FIB4FSvEwBpDfdipRIrwd6uo8gUDoRDF4QEYb4h4tSuI3ov594OrjU6on042UlFHouIJpClDODGkPcBSbg==
 
 elliptic@^6.0.0, elliptic@^6.5.2:
-  version "6.5.2"
-  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.2.tgz#05c5678d7173c049d8ca433552224a495d0e3762"
-  integrity sha512-f4x70okzZbIQl/NSRLkI/+tteV/9WqL98zx+SQ69KbXxmVrmjwsNUPn/gYJJ0sHvEak24cZgHIPegRePAtA/xw==
+  version "6.6.1"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.6.1.tgz#3b8ffb02670bf69e382c7f65bf524c97c5405c06"
+  integrity sha512-RaddvvMatK2LJHqFJ+YA4WysVN5Ita9E35botqIYspQ4TkRAlCicdzKOjlyv/1Za5RyTNn7di//eEV0uTAfe3g==
   dependencies:
-    bn.js "^4.4.0"
-    brorand "^1.0.1"
+    bn.js "^4.11.9"
+    brorand "^1.1.0"
     hash.js "^1.0.0"
-    hmac-drbg "^1.0.0"
-    inherits "^2.0.1"
-    minimalistic-assert "^1.0.0"
-    minimalistic-crypto-utils "^1.0.0"
+    hmac-drbg "^1.0.1"
+    inherits "^2.0.4"
+    minimalistic-assert "^1.0.1"
+    minimalistic-crypto-utils "^1.0.1"
 
 "emoji-regex@>=6.0.0 <=6.1.1":
   version "6.1.1"
@@ -9761,10 +9766,10 @@ history@^4.7.2, history@^4.9.0:
     tiny-warning "^1.0.0"
     value-equal "^1.0.1"
 
-hmac-drbg@^1.0.0:
+hmac-drbg@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/hmac-drbg/-/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
-  integrity sha1-0nRXAQJabHdabFRXk+1QL8DGSaE=
+  integrity sha512-Tti3gMqLdZfhOQY1Mzf/AanLiqh1WTiJgEj26ZuYQ9fbkLomzGchCws4FyrSd4VkpBfiNhaE1On+lOz894jvXg==
   dependencies:
     hash.js "^1.0.3"
     minimalistic-assert "^1.0.0"
@@ -12378,7 +12383,7 @@ minimalistic-assert@^1.0.0, minimalistic-assert@^1.0.1:
   resolved "https://registry.yarnpkg.com/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz#2e194de044626d4a10e7f7fbc00ce73e83e4d5c7"
   integrity sha512-UtJcAD4yEaGtjPezWuO9wC4nwUnVH/8/Im3yEHQP4b67cXlD/Qr9hdITCU1xDbSEXg2XKNaP8jsReV7vQd00/A==
 
-minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
+minimalistic-crypto-utils@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
   integrity sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo=