diff --git a/internal/keycard_context_v2_state.go b/internal/keycard_context_v2_state.go
index 973c4c8..de9cb71 100644
--- a/internal/keycard_context_v2_state.go
+++ b/internal/keycard_context_v2_state.go
@@ -13,7 +13,7 @@ const (
 	WaitingForReader        State = "waiting-for-reader"
 	WaitingForCard          State = "waiting-for-card"
 	ConnectingCard          State = "connecting-card"
-	ConnectionError         State = "connection-error" // NOTE: Perhaps a good place for retry
+	ConnectionError         State = "connection-error"
 	NotKeycard              State = "not-keycard"
 	EmptyKeycard            State = "empty-keycard"
 	NoAvailablePairingSlots State = "no-available-pairing-slots"
@@ -43,3 +43,7 @@ func (s *Status) Reset(newState State) {
 	s.AppStatus = nil
 	s.Metadata = nil
 }
+
+func (s *Status) KeycardSupportsExtendedKeys() bool {
+	return s.AppInfo != nil && s.AppInfo.versionRaw >= 0x0310
+}
diff --git a/internal/types.go b/internal/types.go
index f5fbc13..4e87b20 100644
--- a/internal/types.go
+++ b/internal/types.go
@@ -25,6 +25,7 @@ type ApplicationInfoV2 struct {
 	Installed      bool            `json:"installed"`
 	Initialized    bool            `json:"initialized"`
 	InstanceUID    utils.HexString `json:"instanceUID"`
+	versionRaw     int             `json:"-"`
 	Version        string          `json:"version"`
 	AvailableSlots int             `json:"availableSlots"`
 	// KeyUID is the sha256 of the master public key on the card.
diff --git a/internal/utils.go b/internal/utils.go
index c46eefb..bcd0fba 100644
--- a/internal/utils.go
+++ b/internal/utils.go
@@ -79,6 +79,7 @@ func ToAppInfoV2(r *ktypes.ApplicationInfo) *ApplicationInfoV2 {
 		Installed:      r.Installed,
 		Initialized:    r.Initialized,
 		InstanceUID:    r.InstanceUID,
+		versionRaw:     BytesToInt(r.Version),
 		Version:        ParseVersion(r.Version),
 		AvailableSlots: BytesToInt(r.AvailableSlots),
 		KeyUID:         r.KeyUID,