diff --git a/packages/cactus-plugin-satp-hermes/src/knex/migrations/20220331132128_create_logs_table.ts b/packages/cactus-plugin-satp-hermes/src/knex/migrations/20220331132128_create_logs_table.ts
index cbccd817200..6227cc4aada 100644
--- a/packages/cactus-plugin-satp-hermes/src/knex/migrations/20220331132128_create_logs_table.ts
+++ b/packages/cactus-plugin-satp-hermes/src/knex/migrations/20220331132128_create_logs_table.ts
@@ -8,6 +8,7 @@ export function up(knex: Knex): Knex.SchemaBuilder {
     table.string("operation").notNullable();
     table.string("timestamp").notNullable();
     table.string("data").notNullable();
+    table.bigInteger("sequenceNumber").notNullable();
   });
 }
 
diff --git a/packages/cactus-plugin-satp-hermes/src/main/proto/cacti/satp/v02/crash_recovery.proto b/packages/cactus-plugin-satp-hermes/src/main/proto/cacti/satp/v02/crash_recovery.proto
index 7f6f71c15ca..6ba42bc554d 100644
--- a/packages/cactus-plugin-satp-hermes/src/main/proto/cacti/satp/v02/crash_recovery.proto
+++ b/packages/cactus-plugin-satp-hermes/src/main/proto/cacti/satp/v02/crash_recovery.proto
@@ -4,10 +4,86 @@ package cacti.satp.v02.crash;
 
 import "google/protobuf/empty.proto";
 
-// TODO: Rollback and crash-recovery related
 service CrashRecovery   {
   // util RPCs
 
   // step RPCs
+  rpc RecoverV2Message(RecoverMessage) returns (RecoverUpdateMessage);
+  rpc RecoverV2SuccessMessage(RecoverSuccessMessage) returns (google.protobuf.Empty);
+  rpc RollbackV2Message(RollbackMessage) returns (RollbackAckMessage);
+}
+
+message RecoverMessage {
+  string session_id = 1;
+  string message_type = 2;
+  string satp_phase = 3;
+  int32 sequence_number = 4;
+  bool is_backup = 5;
+  string new_identity_public_key = 6;
+  int64 last_entry_timestamp = 7;
+  string sender_signature = 8;
+}
+
+message RecoverUpdateMessage {
+  string session_id = 1;
+  string message_type = 2;
+  string hash_recover_message = 3;
+  repeated LocalLog recovered_logs = 4;
+  string sender_signature = 5;
+}
+
+message RecoverSuccessMessage {
+  string session_id = 1;
+  string message_type = 2;
+  string hash_recover_update_message = 3;
+  bool success = 4;
+  repeated string entries_changed = 5;
+  string sender_signature = 6;
+}
+
+message RollbackMessage {
+  string session_id = 1;
+  string message_type = 2;
+  bool success = 3;
+  repeated string actions_performed = 4;
+  repeated string proofs = 5;
+  string sender_signature = 6;
+}
+
+message RollbackAckMessage {
+  string session_id = 1;
+  string message_type = 2;
+  bool success = 3;
+  repeated string actions_performed = 4;
+  repeated string proofs = 5;
+  string sender_signature = 6;
+}
+
+message LocalLog {
+  string session_id = 1;
+  string type = 2;
+  string key = 3;
+  string operation = 4;
+  string timestamp = 5;
+  string data = 6;
+  int32 sequence_number = 7;
+}
+
+message RollbackLogEntry {
+  string session_id = 1;
+  string stage = 2;
+  string timestamp = 3;
+  string action = 4; // action performed during rollback
+  string status = 5; // status of rollback (e.g., SUCCESS, FAILED)
+  string details = 6; // Additional details or metadata about the rollback
+}
 
+message RollbackState {
+  string session_id = 1;
+  string current_stage = 2;
+  int32 steps_remaining = 3;
+  repeated RollbackLogEntry rollback_log_entries = 4;
+  string estimated_time_to_completion = 5;
+  string status = 6; // Overall status (e.g., IN_PROGRESS, COMPLETED, FAILED)
+  string details = 7; // Additional metadata or information
 }
diff --git a/packages/cactus-plugin-satp-hermes/src/main/typescript/repository/interfaces/repository.ts b/packages/cactus-plugin-satp-hermes/src/main/typescript/repository/interfaces/repository.ts
index 8d1524398fa..b5b947c6ad3 100644
--- a/packages/cactus-plugin-satp-hermes/src/main/typescript/repository/interfaces/repository.ts
+++ b/packages/cactus-plugin-satp-hermes/src/main/typescript/repository/interfaces/repository.ts
@@ -15,6 +15,11 @@ export interface ILocalLogRepository extends IRepository<LocalLog, string> {
   readLastestLog(sessionID: string): Promise<LocalLog>;
   create(log: LocalLog): Promise<LocalLog>;
   deleteBySessionId(log: string): any;
+  fetchLogsFromSequence(
+    sessionId: string,
+    sequenceNumber: number,
+  ): Promise<LocalLog[]>;
+  readLogsBySessionId(sessionId: string): Promise<LocalLog[]>;
   destroy(): any;
   reset(): any;
 }
diff --git a/packages/cactus-plugin-satp-hermes/src/main/typescript/repository/knex-local-log-repository.ts b/packages/cactus-plugin-satp-hermes/src/main/typescript/repository/knex-local-log-repository.ts
index e5a71a4d9c9..0d9dd60c4ff 100644
--- a/packages/cactus-plugin-satp-hermes/src/main/typescript/repository/knex-local-log-repository.ts
+++ b/packages/cactus-plugin-satp-hermes/src/main/typescript/repository/knex-local-log-repository.ts
@@ -54,6 +54,21 @@ export class KnexLocalLogRepository implements ILocalLogRepository {
       .groupBy("sessionID");
   }
 
+  fetchLogsFromSequence(
+    sessionId: string,
+    sequenceNumber: number,
+  ): Promise<LocalLog[]> {
+    return this.getLogsTable()
+      .where("sessionID", sessionId)
+      .andWhere("sequenceNumber", ">", sequenceNumber);
+  }
+
+  readLogsBySessionId(sessionId: string): Promise<LocalLog[]> {
+    return this.getLogsTable()
+      .where({ sessionID: sessionId })
+      .orderBy("timestamp", "asc");
+  }
+
   async reset() {
     await this.database.migrate.rollback();
     await this.database.migrate.latest();