diff --git a/requirements.txt b/requirements.txt
index 609c147..1d6b737 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,27 +38,19 @@ click==7.1.2 \
     --hash=sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a \
     --hash=sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc \
     # via encryption2fa (setup.py)
-cryptography==2.9.2 \
-    --hash=sha256:091d31c42f444c6f519485ed528d8b451d1a0c7bf30e8ca583a0cac44b8a0df6 \
-    --hash=sha256:18452582a3c85b96014b45686af264563e3e5d99d226589f057ace56196ec78b \
-    --hash=sha256:1dfa985f62b137909496e7fc182dac687206d8d089dd03eaeb28ae16eec8e7d5 \
-    --hash=sha256:1e4014639d3d73fbc5ceff206049c5a9a849cefd106a49fa7aaaa25cc0ce35cf \
-    --hash=sha256:22e91636a51170df0ae4dcbd250d318fd28c9f491c4e50b625a49964b24fe46e \
-    --hash=sha256:3b3eba865ea2754738616f87292b7f29448aec342a7c720956f8083d252bf28b \
-    --hash=sha256:651448cd2e3a6bc2bb76c3663785133c40d5e1a8c1a9c5429e4354201c6024ae \
-    --hash=sha256:726086c17f94747cedbee6efa77e99ae170caebeb1116353c6cf0ab67ea6829b \
-    --hash=sha256:844a76bc04472e5135b909da6aed84360f522ff5dfa47f93e3dd2a0b84a89fa0 \
-    --hash=sha256:88c881dd5a147e08d1bdcf2315c04972381d026cdb803325c03fe2b4a8ed858b \
-    --hash=sha256:96c080ae7118c10fcbe6229ab43eb8b090fccd31a09ef55f83f690d1ef619a1d \
-    --hash=sha256:a0c30272fb4ddda5f5ffc1089d7405b7a71b0b0f51993cb4e5dbb4590b2fc229 \
-    --hash=sha256:bb1f0281887d89617b4c68e8db9a2c42b9efebf2702a3c5bf70599421a8623e3 \
-    --hash=sha256:c447cf087cf2dbddc1add6987bbe2f767ed5317adb2d08af940db517dd704365 \
-    --hash=sha256:c4fd17d92e9d55b84707f4fd09992081ba872d1a0c610c109c18e062e06a2e55 \
-    --hash=sha256:d0d5aeaedd29be304848f1c5059074a740fa9f6f26b84c5b63e8b29e73dfc270 \
-    --hash=sha256:daf54a4b07d67ad437ff239c8a4080cfd1cc7213df57d33c97de7b4738048d5e \
-    --hash=sha256:e993468c859d084d5579e2ebee101de8f5a27ce8e2159959b6673b418fd8c785 \
-    --hash=sha256:f118a95c7480f5be0df8afeb9a11bd199aa20afab7a96bcf20409b411a3a85f0 \
-    # via encryption2fa (setup.py)
+cryptography==3.4.7 \
+    --hash=sha256:0f1212a66329c80d68aeeb39b8a16d54ef57071bf22ff4e521657b27372e327d \
+    --hash=sha256:1e056c28420c072c5e3cb36e2b23ee55e260cb04eee08f702e0edfec3fb51959 \
+    --hash=sha256:240f5c21aef0b73f40bb9f78d2caff73186700bf1bc6b94285699aff98cc16c6 \
+    --hash=sha256:26965837447f9c82f1855e0bc8bc4fb910240b6e0d16a664bb722df3b5b06873 \
+    --hash=sha256:37340614f8a5d2fb9aeea67fd159bfe4f5f4ed535b1090ce8ec428b2f15a11f2 \
+    --hash=sha256:3d10de8116d25649631977cb37da6cbdd2d6fa0e0281d014a5b7d337255ca713 \
+    --hash=sha256:3d8427734c781ea5f1b41d6589c293089704d4759e34597dce91014ac125aad1 \
+    --hash=sha256:7ec5d3b029f5fa2b179325908b9cd93db28ab7b85bb6c1db56b10e0b54235177 \
+    --hash=sha256:8e56e16617872b0957d1c9742a3f94b43533447fd78321514abbe7db216aa250 \
+    --hash=sha256:de4e5f7f68220d92b7637fc99847475b59154b7a1b3868fb7385337af54ac9ca \
+    --hash=sha256:eb8cc2afe8b05acbd84a43905832ec78e7b3873fb124ca190f574dca7389a87d \
+    --hash=sha256:ee77aa129f481be46f8d92a1a7db57269a2f23052d5f2433b4621bb457081cc9    # via encryption2fa (setup.py)
 numpy==1.18.4 \
     --hash=sha256:00d7b54c025601e28f468953d065b9b121ddca7fff30bed7be082d3656dd798d \
     --hash=sha256:02ec9582808c4e48be4e93cd629c855e644882faf704bc2bd6bbf58c08a2a897 \