diff --git a/environment.yml b/environment.yml
index 746fe16..1a1d94d 100644
--- a/environment.yml
+++ b/environment.yml
@@ -9,7 +9,6 @@ dependencies:
   - click
   - pytest
   - setuptools
-  - plotly
   - boto3
   - botocore
   - tqdm
diff --git a/pridepy/aspera/key/aspera_tokenauth_id_rsa b/pridepy/aspera/key/aspera_tokenauth_id_rsa
index d5945f3..31ca55d 100644
--- a/pridepy/aspera/key/aspera_tokenauth_id_rsa
+++ b/pridepy/aspera/key/aspera_tokenauth_id_rsa
@@ -1,49 +1,27 @@
------BEGIN OPENSSH PRIVATE KEY-----
-b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAACFwAAAAdzc2gtcn
-NhAAAAAwEAAQAAAgEA4FbWABq7/xksqaNSJWrhTIwwmsDKEUALyzu9U3OSsJawBUV5JXE0
-WdkF7Igx7LIdCk1Y5jUsuxV3HDJSQlzAE8l3kd7I2NiXXJNzVhPPShSGkqf/gOgBWL+qya
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-wyXyaTeHAyEmPad4S30dTNbbpReOLHL+ep9/Fw8s5LY+namtT/4SToDloZ7EXvE2osHRAO
-hBKh8FBKdrEpyzZ5OY30HrZ4t3r82ouC8ufAymPhN9ZeTOtPggtnTHBxCbxf+QKiZqD4zs
-0AAAc45zREkec0RJEAAAAHc3NoLXJzYQAAAgEA4FbWABq7/xksqaNSJWrhTIwwmsDKEUAL
-yzu9U3OSsJawBUV5JXE0WdkF7Igx7LIdCk1Y5jUsuxV3HDJSQlzAE8l3kd7I2NiXXJNzVh
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-6eoSjtNA/KIVkuUiT7I7rejv2leHeui91Q+j5jfiXcVq88zVl+7Mr0Hf1u6aX8Nmf0rvMY
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-Jp57g7xwy/PIPwmhM7jhmC6DFbUR/NoGqEGOJ+48iZOIp3OHfYvCZJ5eibTj33OaXh0Zh4
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-4SToDloZ7EXvE2osHRAOhBKh8FBKdrEpyzZ5OY30HrZ4t3r82ouC8ufAymPhN9ZeTOtPgg
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-Zt6uJnJwyn7okKlX0Mf2dW4esHbspvYOeREH6OfURfMEL74dppEKB12libUG9v+YXFit01
-ucD11tTHleN+2PVOJ4sWlZ/XPaUMbk2+A+plu3Q8l9lTK1jjYp6YAFr8v14A3FKRSJx5bF
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-hnnMyGrJE1TlgspoGdlpccNI5iuo9qR3h+Mzueze5LZ0x9oTVGw71U0f+Vc9JSwwZssWc2
-bCpHytPzEXKwzF4NtmbIsdnOQgGEnEgKORFahZPV2pOHANvCWRrQbXL6Xvrdpx5IxK1QDW
-rTk5IQ1dv/7LutqyFRsmieI7oI4FulkXDqyFgb2a9J6CpygpfyshrXtrHRWhSqud9FDv3w
-/jW3zMcaopVqsae4if5jL4yzqIDyZdwMdeMiJvh89cU4gVoGGYcipCSn4vjCu4VR5epoJN
-s2NcULoH0gEU8CbwRBAAABAQDAjTYimrhIUk/ddixEayFBxXsn5pTdyYKdD/x1a0u6OmiB
-scdZS/VGQcv5ur049H4WmhwLAHZ6V7RRd5XP/vrM3skmMSam7TOLjSmb2YnZdurJfU94n4
-4oYqZH17JSb1EyD0b6VX7wMGrLBDALhGcJqtT2Xbngw+AO2DucTDBTMOvItD/4oXC8zdse
-IOZS2EXlTPhuLrjIByBajxXv7YWea9H60PnJh+cnqlwREgoTfIojH4e6mbNKS3DqilJP3r
-2EIg4IOU4BsjHkLa+cTnDOxkadtg93IHxq4b2BFsPFGNgNGuAOWUNctVhdOX3jxinUkTLn
-W0htGYPXOK6u7h9vAAABAQD5q3/HRxvrV7+26Vrvi87iMmXvpKYkjgvmayuVd6DLfzlmvf
-r42E1PUex87jkebTEklGKKTdLpvrcb9sHwIfWywGfZXRXgodmkCaE8p7WRbD1Nw/08BQd6
-R5iYtQp6WMiOobSMLlGvfea6flz0fd5CrEQG5rFnMZVhlEUxR0Lz08xncZuNFCf5Haxll5
-RV1gG8sYFQJfdlMayXTauUUT/jXq5sHhGMAElZMJsVjpzkbH1RAFADjPirDafzSMqrlFkF
-b2own/UH8koCv5MdX9bLm8O7ZEvtb103kRSXrO52tR58pGPNK3tiNZo6jpcDTm+a70fnAz
-kT0XrdWJsQlZ09AAABAQDmBu0Kj7yiEvyo1Go5R9J3XWjj8aIHsPhbxMof/WoVhamCxzCO
-39KDtblpFgGkQA9XL1uA8Ji8aah4bC1GhtGM2lnpullL/YEbSXG3u21nkc+sMxOhY6EaXO
-uoiRtQVwiNCTkcnh7oCEvFdLzH5EE2McPtGCWnE2bEOOljf6HgGTAHjfOpnjXslfE2eUGu
-QjKlzu4NivhmgJqtD7wfy0S/A5rSA/GKwXw2f5p5nOFIK5+kOMx+X5WlzKozwYGKEEAb+F
-nEzg0+YHN7JGrFpR0ZRgKUORs8ajC7OCkkeunXicGrABkWcEzfhzHJ0kIhb/jKRThMwv5g
-VrDBOxh0ODDRAAAAAAEC
------END OPENSSH PRIVATE KEY-----
+-----BEGIN RSA PRIVATE KEY-----
+MIIEpAIBAAKCAQEA3k3TTTgZ9R9HezmJ3Q5RBdy5cJpS4jF6ULUMA228KVCa++CM
+9O4b0J8QoaZBnMX4jcIRB4kd9e+PwJjUcDwHGpL+41YSl46Vnic7gOuRxLDo2nwm
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+7kzxQ/HmHzVRKWSVmE9ZQ5vzGrnOWghVdSffwQIDAQABAoIBAA7Nv3O9t+rNI7E2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+KaWl7U074MPGFh4v8/3z5up7boD1QkxdcLLT4G0CgYEAwx36pO79HUD1wU+tecye
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+LeGjIp7UCX5XB3A/7DhmN+YJLDtuBQOe53REmLuo/7qRrmFrGAGOVKNKwLUczej5
+GyjMdJRANVLM9tudTEAXHHECgYB8FGvAdmshdIV2e6dwZ2se7t6Qfd2ocm3bjvU0
+6O3jVeZCzSUNK8YP23IrnHYA5wshWTdad7AP4MEEn8T72tiq+SAsJKDxS0vIDiod
+iRYVfrIF5hd3Xssfx/uuv7hMUlqCxL+I+R7wqvBgWGMQL5qwtg0sdzdir0n2kYFw
+IWUvjQKBgQCweTjm1yJ+lBwTW0akOZktSkO2TQaT0pISvcD6z1iBjLrCKiFBxPrw
+I6tTCNC8DaT+7XKq4wHoulRANBURwEj3Eo0Bv/3C81pfoJGlRQc8+2PQRnuJdU+l
+Vb5et4rzOM5BMM//TPjdHTq8A78+NghKVdPrzTgbgIUjHDKVyz8Usg==
+-----END RSA PRIVATE KEY-----
diff --git a/pridepy/files/files.py b/pridepy/files/files.py
index ba0c639..0d590ef 100644
--- a/pridepy/files/files.py
+++ b/pridepy/files/files.py
@@ -284,7 +284,7 @@ def download_files_from_aspera(
         """
         ascp_path = Files.get_ascp_binary()
         key_full_path = importlib.resources.files("pridepy").joinpath(
-            "aspera/key/aspera_tokenauth_id_rsa"
+            "aspera/key/asperaweb_id_dsa.openssh"
         )
         key_path = os.path.abspath(key_full_path)
         for file in file_list_json:
diff --git a/pridepy/statistics/__init__.py b/pridepy/statistics/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/pridepy/statistics/statistics.py b/pridepy/statistics/statistics.py
deleted file mode 100644
index ddd3f98..0000000
--- a/pridepy/statistics/statistics.py
+++ /dev/null
@@ -1,48 +0,0 @@
-import plotly
-import plotly.graph_objs as go
-
-from pridepy.util.api_handling import Util
-
-base_url = "https://www.ebi.ac.uk/pride/ws/archive/v3/"
-
-
-class Statistics:
-    """
-    Statistics class supports to produce charts on PRIDE submission statistics.
-    """
-
-    @staticmethod
-    def plot_monthly_submissions(output_filename):
-        """
-        Plot monthly submission as a bar chart and save into a file
-        :param output_filename: html output file
-        :return:
-        """
-
-        # get monthly submission data from API
-        request_url = base_url + "stats/submissions-monthly"
-        headers = {"Accept": "application/JSON"}
-
-        response = Util.get_api_call(request_url, headers)
-        response_body = response.json()
-
-        # sort data by past to present
-        data = [
-            go.Bar(
-                x=[d[0] for d in response_body][::-1],
-                y=[d[1] for d in response_body][::-1],
-            )
-        ]
-
-        # plot the data in a bar chart
-        plotly.offline.plot(data, filename=output_filename, auto_open=True)
-
-    @staticmethod
-    def plot_submissions_by_instrument(output_filename):
-        """
-        Plot submissions by instruments to visualise the pecentage of submission from different instruments.
-        :param output_filename:
-        :return: html output file
-        """
-        # Todo
-        pass
diff --git a/pyproject.toml b/pyproject.toml
index 870d8cb..04f5804 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pridepy"
-version = "0.0.10"
+version = "0.0.12"
 description = "Python Client library for PRIDE Rest API"
 authors = [
     "PRIDE Team <pride-support@ebi.ac.uk>",
@@ -48,7 +48,6 @@ python = "^3.9"
 requests = "^2.31.0"
 ratelimit = "^2.2.1"
 click = "^8.1.7"
-plotly = "^5.18.0"
 tqdm = "^4.66.1"
 boto3 = "^1.34.0"
 botocore = "^1.34.0"
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index f4178cc..bef43a0 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -1,7 +1,7 @@
 # recipe/meta.yaml
 package:
   name: pridepy
-  version: "0.0.8"
+  version: "0.0.12"
 
 source:
   path: ../
@@ -26,7 +26,6 @@ requirements:
     - click~=8.1.7
     - pytest~=8.0.2
     - setuptools
-    - plotly~=5.22.0
     - boto3~=1.34.61
     - botocore~=1.34.74
     - tqdm
diff --git a/requirements.txt b/requirements.txt
index 6750e0a..3bae141 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,6 @@ ratelimit
 click
 pytest
 setuptools
-plotly
 boto3
 botocore
 tqdm