diff --git a/demos/get_started_c/0-my-first-c-app/CMakeLists.txt b/demos/get_started_c/0-my-first-c-app/CMakeLists.txt
index 8d10f67..ba8ff9a 100644
--- a/demos/get_started_c/0-my-first-c-app/CMakeLists.txt
+++ b/demos/get_started_c/0-my-first-c-app/CMakeLists.txt
@@ -5,14 +5,13 @@ project(my_first_c_app)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
\ No newline at end of file
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/1-authentication/CMakeLists.txt b/demos/get_started_c/1-authentication/CMakeLists.txt
index 824b9dd..0a22098 100644
--- a/demos/get_started_c/1-authentication/CMakeLists.txt
+++ b/demos/get_started_c/1-authentication/CMakeLists.txt
@@ -5,14 +5,14 @@ project(1-authentication)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
+
diff --git a/demos/get_started_c/2a-create-public-atkey/CMakeLists.txt b/demos/get_started_c/2a-create-public-atkey/CMakeLists.txt
index 9b2280c..a2e2411 100644
--- a/demos/get_started_c/2a-create-public-atkey/CMakeLists.txt
+++ b/demos/get_started_c/2a-create-public-atkey/CMakeLists.txt
@@ -5,14 +5,14 @@ project(2a-create-public-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
+
diff --git a/demos/get_started_c/2b-create-self-atkey/CMakeLists.txt b/demos/get_started_c/2b-create-self-atkey/CMakeLists.txt
index bd9cf55..ded7a76 100644
--- a/demos/get_started_c/2b-create-self-atkey/CMakeLists.txt
+++ b/demos/get_started_c/2b-create-self-atkey/CMakeLists.txt
@@ -5,14 +5,13 @@ project(2b-self-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/2c-create-shared-atkey/CMakeLists.txt b/demos/get_started_c/2c-create-shared-atkey/CMakeLists.txt
index 1a99b10..22a76a8 100644
--- a/demos/get_started_c/2c-create-shared-atkey/CMakeLists.txt
+++ b/demos/get_started_c/2c-create-shared-atkey/CMakeLists.txt
@@ -5,14 +5,13 @@ project(2c-shared-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/2d-create-atkey-with-metadata/CMakeLists.txt b/demos/get_started_c/2d-create-atkey-with-metadata/CMakeLists.txt
index 95aa64e..ceda346 100644
--- a/demos/get_started_c/2d-create-atkey-with-metadata/CMakeLists.txt
+++ b/demos/get_started_c/2d-create-atkey-with-metadata/CMakeLists.txt
@@ -5,14 +5,14 @@ project(2d-atkey-with-metadata)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
+
diff --git a/demos/get_started_c/3a-put-public-key/CMakeLists.txt b/demos/get_started_c/3a-put-public-key/CMakeLists.txt
index 5d5feb9..0dda0bd 100644
--- a/demos/get_started_c/3a-put-public-key/CMakeLists.txt
+++ b/demos/get_started_c/3a-put-public-key/CMakeLists.txt
@@ -5,14 +5,13 @@ project(3a-put-public-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/3b-put-self-atkey/CMakeLists.txt b/demos/get_started_c/3b-put-self-atkey/CMakeLists.txt
index 76b85d6..6ad373d 100644
--- a/demos/get_started_c/3b-put-self-atkey/CMakeLists.txt
+++ b/demos/get_started_c/3b-put-self-atkey/CMakeLists.txt
@@ -5,14 +5,13 @@ project(3b-put-self-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/3c-put-shared-atkey/CMakeLists.txt b/demos/get_started_c/3c-put-shared-atkey/CMakeLists.txt
index 319d4ec..50b9266 100644
--- a/demos/get_started_c/3c-put-shared-atkey/CMakeLists.txt
+++ b/demos/get_started_c/3c-put-shared-atkey/CMakeLists.txt
@@ -5,14 +5,14 @@ project(3c-put-shared-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
+
diff --git a/demos/get_started_c/3d-get-public-atkey/CMakeLists.txt b/demos/get_started_c/3d-get-public-atkey/CMakeLists.txt
index 819b109..15c056d 100644
--- a/demos/get_started_c/3d-get-public-atkey/CMakeLists.txt
+++ b/demos/get_started_c/3d-get-public-atkey/CMakeLists.txt
@@ -5,14 +5,13 @@ project(3d-get-public-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/3e-get-self-atkey/CMakeLists.txt b/demos/get_started_c/3e-get-self-atkey/CMakeLists.txt
index 98f02c6..f8fd4a2 100644
--- a/demos/get_started_c/3e-get-self-atkey/CMakeLists.txt
+++ b/demos/get_started_c/3e-get-self-atkey/CMakeLists.txt
@@ -5,14 +5,13 @@ project(3e-get-self-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/3f-get-shared-atkey/CMakeLists.txt b/demos/get_started_c/3f-get-shared-atkey/CMakeLists.txt
index a0bca3a..a43293c 100644
--- a/demos/get_started_c/3f-get-shared-atkey/CMakeLists.txt
+++ b/demos/get_started_c/3f-get-shared-atkey/CMakeLists.txt
@@ -5,14 +5,13 @@ project(3f-get-shared-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/3g-delete-atkey/CMakeLists.txt b/demos/get_started_c/3g-delete-atkey/CMakeLists.txt
index 19137a3..7f0c450 100644
--- a/demos/get_started_c/3g-delete-atkey/CMakeLists.txt
+++ b/demos/get_started_c/3g-delete-atkey/CMakeLists.txt
@@ -5,14 +5,14 @@ project(3g-delete-atkey)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
+
diff --git a/demos/get_started_c/4a-monitor/CMakeLists.txt b/demos/get_started_c/4a-monitor/CMakeLists.txt
index b17230b..4cd3d0a 100644
--- a/demos/get_started_c/4a-monitor/CMakeLists.txt
+++ b/demos/get_started_c/4a-monitor/CMakeLists.txt
@@ -5,14 +5,13 @@ project(4a-monitor)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/4b-notify/CMakeLists.txt b/demos/get_started_c/4b-notify/CMakeLists.txt
index 8fe0967..d736474 100644
--- a/demos/get_started_c/4b-notify/CMakeLists.txt
+++ b/demos/get_started_c/4b-notify/CMakeLists.txt
@@ -5,14 +5,13 @@ project(4b-notify)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)
diff --git a/demos/get_started_c/5a-hooks/CMakeLists.txt b/demos/get_started_c/5a-hooks/CMakeLists.txt
index ecc0aa7..13a75fa 100644
--- a/demos/get_started_c/5a-hooks/CMakeLists.txt
+++ b/demos/get_started_c/5a-hooks/CMakeLists.txt
@@ -5,14 +5,13 @@ project(5a-hooks)
 include(FetchContent)
 
 FetchContent_Declare(
-  atclient
-  URL https://github.com/atsign-foundation/at_c/releases/download/v0.1.0/at_c-v0.1.0.tar.gz
-  URL_HASH SHA256=494a4960dedc45484a0078db4c388cd592efdebde45e40bdded5c2b9c587b146
-  SOURCE_SUBDIR packages/atclient
+  atsdk
+  URL https://github.com/atsign-foundation/at_c/archive/refs/tags/v0.1.0.tar.gz
+  URL_HASH SHA256=7ca4215a473037ca07bef362b852291b0a1cf4e975d24d373d58ae9c1df832bc
 )
 
-FetchContent_MakeAvailable(atclient)
+FetchContent_MakeAvailable(atsdk)
 
 add_executable(main ${CMAKE_CURRENT_LIST_DIR}/main.c)
 
-target_link_libraries(main PRIVATE atclient atlogger atchops mbedtls mbedcrypto mbedx509 cjson)
+target_link_libraries(main PRIVATE atclient)