diff --git a/vector/src/main/java/im/vector/app/features/crypto/recover/BootstrapSetupRecoveryKeyFragment.kt b/vector/src/main/java/im/vector/app/features/crypto/recover/BootstrapSetupRecoveryKeyFragment.kt
index 31e71cadf5..04fb309d5c 100644
--- a/vector/src/main/java/im/vector/app/features/crypto/recover/BootstrapSetupRecoveryKeyFragment.kt
+++ b/vector/src/main/java/im/vector/app/features/crypto/recover/BootstrapSetupRecoveryKeyFragment.kt
@@ -94,8 +94,7 @@ class BootstrapSetupRecoveryKeyFragment :
 
     private fun renderBackupMethodActions(method: SecureBackupMethod) = with(views) {
         bootstrapSetupSecureUseSecurityKey.isVisible = method.isKeyAvailable
-        // Tchap: Hide Security Passphrase
-//                views.bootstrapSetupSecureUseSecurityPassphrase.isVisible = method.isPassphraseAvailable
-//                views.bootstrapSetupSecureUseSecurityPassphraseSeparator.isVisible = method.isPassphraseAvailable
+        bootstrapSetupSecureUseSecurityPassphrase.isVisible = method.isPassphraseAvailable
+        bootstrapSetupSecureUseSecurityPassphraseSeparator.isVisible = method.isPassphraseAvailable
     }
 }
diff --git a/vector/src/main/java/im/vector/app/features/crypto/recover/BootstrapSharedViewModel.kt b/vector/src/main/java/im/vector/app/features/crypto/recover/BootstrapSharedViewModel.kt
index c9c2c5ce9a..53000b0475 100644
--- a/vector/src/main/java/im/vector/app/features/crypto/recover/BootstrapSharedViewModel.kt
+++ b/vector/src/main/java/im/vector/app/features/crypto/recover/BootstrapSharedViewModel.kt
@@ -45,7 +45,7 @@ import org.matrix.android.sdk.api.auth.UserPasswordAuth
 import org.matrix.android.sdk.api.auth.data.LoginFlowTypes
 import org.matrix.android.sdk.api.auth.registration.RegistrationFlowResponse
 import org.matrix.android.sdk.api.auth.registration.nextUncompletedStage
-import org.matrix.android.sdk.api.extensions.orFalse
+import org.matrix.android.sdk.api.extensions.orTrue
 import org.matrix.android.sdk.api.extensions.tryOrNull
 import org.matrix.android.sdk.api.failure.Failure
 import org.matrix.android.sdk.api.raw.RawService
@@ -92,8 +92,9 @@ class BootstrapSharedViewModel @AssistedInject constructor(
             val wellKnown = rawService.getElementWellknown(session.sessionParams)
             setState {
                 copy(
-                        isSecureBackupRequired = wellKnown?.isSecureBackupRequired().orFalse(),
-                        secureBackupMethod = wellKnown?.secureBackupMethod() ?: SecureBackupMethod.KEY_OR_PASSPHRASE,
+                        // Tchap: force to configure secure backup key even if well-known is null
+                        isSecureBackupRequired = wellKnown?.isSecureBackupRequired().orTrue(),
+                        secureBackupMethod = wellKnown?.secureBackupMethod() ?: SecureBackupMethod.KEY,
                 )
             }
         }
diff --git a/vector/src/main/java/im/vector/app/features/crypto/verification/self/SelfVerificationViewModel.kt b/vector/src/main/java/im/vector/app/features/crypto/verification/self/SelfVerificationViewModel.kt
index 55d84a2446..af72665220 100644
--- a/vector/src/main/java/im/vector/app/features/crypto/verification/self/SelfVerificationViewModel.kt
+++ b/vector/src/main/java/im/vector/app/features/crypto/verification/self/SelfVerificationViewModel.kt
@@ -46,7 +46,7 @@ import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.launch
 import org.matrix.android.sdk.api.Matrix
-import org.matrix.android.sdk.api.extensions.orFalse
+import org.matrix.android.sdk.api.extensions.orTrue
 import org.matrix.android.sdk.api.extensions.tryOrNull
 import org.matrix.android.sdk.api.raw.RawService
 import org.matrix.android.sdk.api.session.Session
@@ -142,7 +142,7 @@ class SelfVerificationViewModel @AssistedInject constructor(
         viewModelScope.launch(Dispatchers.IO) {
             val wellKnown = rawService.getElementWellknown(session.sessionParams)
             setState {
-                copy(isVerificationRequired = wellKnown?.isSecureBackupRequired().orFalse())
+                copy(isVerificationRequired = wellKnown?.isSecureBackupRequired().orTrue()) // Tchap: force to configure secure backup even if well-known is null
             }
         }
 
diff --git a/vector/src/main/java/im/vector/app/features/home/HomeActivityViewModel.kt b/vector/src/main/java/im/vector/app/features/home/HomeActivityViewModel.kt
index 99c30eb739..26b332dfe1 100644
--- a/vector/src/main/java/im/vector/app/features/home/HomeActivityViewModel.kt
+++ b/vector/src/main/java/im/vector/app/features/home/HomeActivityViewModel.kt
@@ -63,6 +63,7 @@ import org.matrix.android.sdk.api.auth.UserPasswordAuth
 import org.matrix.android.sdk.api.auth.data.LoginFlowTypes
 import org.matrix.android.sdk.api.auth.registration.RegistrationFlowResponse
 import org.matrix.android.sdk.api.auth.registration.nextUncompletedStage
+import org.matrix.android.sdk.api.extensions.orTrue
 import org.matrix.android.sdk.api.extensions.tryOrNull
 import org.matrix.android.sdk.api.raw.RawService
 import org.matrix.android.sdk.api.session.crypto.crosssigning.CrossSigningService
@@ -391,7 +392,7 @@ class HomeActivityViewModel @AssistedInject constructor(
 
     private fun sessionHasBeenUnverified(elementWellKnown: ElementWellKnown?) {
         val session = activeSessionHolder.getSafeActiveSession() ?: return
-        val isSecureBackupRequired = elementWellKnown?.isSecureBackupRequired() ?: false
+        val isSecureBackupRequired = elementWellKnown?.isSecureBackupRequired().orTrue() // Tchap: force to configure secure backup even if well-known is null
         if (isSecureBackupRequired) {
             // If 4S is forced, force verification
             // for stability cancel all pending verifications?
@@ -425,7 +426,7 @@ class HomeActivityViewModel @AssistedInject constructor(
             }
 
             val elementWellKnown = rawService.getElementWellknown(session.sessionParams)
-            val isSecureBackupRequired = elementWellKnown?.isSecureBackupRequired() ?: false
+            val isSecureBackupRequired = elementWellKnown?.isSecureBackupRequired().orTrue() // Tchap: force to configure secure backup even if well-known is null
 
             // In case of account creation, it is already done before
             if (initialState.authenticationDescription is AuthenticationDescription.Register) {
diff --git a/vector/src/main/java/im/vector/app/features/raw/wellknown/ElementWellKnown.kt b/vector/src/main/java/im/vector/app/features/raw/wellknown/ElementWellKnown.kt
index 78329350d3..fafc9ce1bb 100644
--- a/vector/src/main/java/im/vector/app/features/raw/wellknown/ElementWellKnown.kt
+++ b/vector/src/main/java/im/vector/app/features/raw/wellknown/ElementWellKnown.kt
@@ -56,7 +56,7 @@ data class E2EWellKnownConfig(
         val e2eDefault: Boolean? = null,
 
         @Json(name = "secure_backup_required")
-        val secureBackupRequired: Boolean? = null,
+        val secureBackupRequired: Boolean? = true, // Tchap: force to configure secure backup even if well-known is empty
 
         /**
          * The new field secure_backup_setup_methods is an array listing the methods the client should display.
@@ -65,7 +65,7 @@ data class E2EWellKnownConfig(
          * clients should fallback to the default value of: ["key", "passphrase"].
          */
         @Json(name = "secure_backup_setup_methods")
-        val secureBackupSetupMethods: List<String>? = null,
+        val secureBackupSetupMethods: List<String>? = listOf("key"), // Tchap: force to configure secure backup even if well-known is empty
 
         /**
          * Configuration for sharing keys strategy which should be used instead of [im.vector.app.config.Config.KEY_SHARING_STRATEGY].