diff --git a/.env.example b/.env.example
index 22b3a14..7770a99 100644
--- a/.env.example
+++ b/.env.example
@@ -24,6 +24,8 @@ JWT_EXPIRATION = [0-9]*(y|d|h|m|s) # default ist 15m
 REFRESH_EXPIRATION = [0-9]*(y|d|h|m|s) # default ist 1d
 PWA_REFRESH_EXPIRATION = [0-9]*(y|d|h|m|s) # default ist 5d
 
+CODING_SECRET = ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890 # besitzt default
+
 MAIL_USERNAME = mail_username
 MAIL_PASSWORD = mail_password
 MAIL_HOST = mail_hoststring
diff --git a/package-lock.json b/package-lock.json
index dce2290..f8d7922 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,6 +12,7 @@
         "@ff-admin/webapi-client": "^1.1.1",
         "@socket.io/admin-ui": "^0.5.1",
         "cors": "^2.8.5",
+        "crypto": "^1.0.1",
         "dotenv": "^16.4.5",
         "express": "^5.0.0-beta.3",
         "express-rate-limit": "^7.5.0",
@@ -1407,6 +1408,13 @@
         "node": ">= 8"
       }
     },
+    "node_modules/crypto": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/crypto/-/crypto-1.0.1.tgz",
+      "integrity": "sha512-VxBKmeNcqQdiUQUW2Tzq0t377b54N2bMtXO/qiLa+6eRRmmC4qT3D4OnTGoT/U6O9aklQ/jTwbOtRMTTY8G0Ig==",
+      "deprecated": "This package is no longer supported. It's now a built-in Node module. If you've depended on crypto, you should switch to the one that's built-in.",
+      "license": "ISC"
+    },
     "node_modules/dayjs": {
       "version": "1.11.12",
       "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.12.tgz",
diff --git a/package.json b/package.json
index 3d2797d..bf59964 100644
--- a/package.json
+++ b/package.json
@@ -27,6 +27,7 @@
     "@ff-admin/webapi-client": "^1.1.1",
     "@socket.io/admin-ui": "^0.5.1",
     "cors": "^2.8.5",
+    "crypto": "^1.0.1",
     "dotenv": "^16.4.5",
     "express": "^5.0.0-beta.3",
     "express-rate-limit": "^7.5.0",
diff --git a/src/entity/operation/mission.ts b/src/entity/operation/mission.ts
index 529b741..256ec60 100644
--- a/src/entity/operation/mission.ts
+++ b/src/entity/operation/mission.ts
@@ -5,6 +5,8 @@ import { mission_vehicle } from "./mission_vehicle";
 import { mission_equipment } from "./mission_equipment";
 import { mission_contact } from "./mission_contact";
 import { getTypeByORM } from "../../migrations/ormHelper";
+import { CodingHelper } from "../../helpers/codingHelper";
+import { CODING_SECRET } from "../../env.defaults";
 
 @Entity()
 export class mission {
@@ -29,9 +31,12 @@ export class mission {
   @Column({ type: "varchar", length: 255, default: "" })
   keyword: string;
 
-  @Column({ type: "varchar", length: 255, default: "" })
+  @Column({ type: "text", default: "", transformer: CodingHelper.entityBaseCoding(CODING_SECRET) })
   location: string;
 
+  @Column({ type: "varchar", length: 255, default: "" })
+  city: string;
+
   @Column({ type: "varchar", length: 255, default: "" })
   others: string;
 
@@ -41,7 +46,7 @@ export class mission {
   @Column({ type: "int", default: 0 })
   recovered: number;
 
-  @Column({ type: "text", default: "[]" })
+  @Column({ type: "text", default: "", transformer: CodingHelper.entityBaseCoding(CODING_SECRET, "[]") })
   description: string;
 
   @Column({ type: "bigint", default: 0 })
diff --git a/src/entity/operation/mission_contact.ts b/src/entity/operation/mission_contact.ts
index e94c1ea..a9f8b89 100644
--- a/src/entity/operation/mission_contact.ts
+++ b/src/entity/operation/mission_contact.ts
@@ -1,5 +1,7 @@
 import { Column, Entity, ManyToOne, PrimaryColumn } from "typeorm";
 import { mission } from "./mission";
+import { CodingHelper } from "../../helpers/codingHelper";
+import { CODING_SECRET } from "../../env.defaults";
 
 @Entity()
 export class mission_contact {
@@ -9,19 +11,19 @@ export class mission_contact {
   @PrimaryColumn({ type: "varchar", length: 36 })
   contactId: string;
 
-  @Column({ type: "varchar", length: 255, default: "" })
+  @Column({ type: "text", default: "", transformer: CodingHelper.entityBaseCoding(CODING_SECRET) })
   firstname: string;
 
-  @Column({ type: "varchar", length: 255, default: "" })
+  @Column({ type: "text", default: "", transformer: CodingHelper.entityBaseCoding(CODING_SECRET) })
   lastname: string;
 
-  @Column({ type: "varchar", length: 255, default: "" })
+  @Column({ type: "text", default: "", transformer: CodingHelper.entityBaseCoding(CODING_SECRET) })
   phone: string;
 
-  @Column({ type: "varchar", length: 255, default: "" })
+  @Column({ type: "text", default: "", transformer: CodingHelper.entityBaseCoding(CODING_SECRET) })
   address: string;
 
-  @Column({ type: "varchar", length: 255, default: "" })
+  @Column({ type: "text", default: "", transformer: CodingHelper.entityBaseCoding(CODING_SECRET) })
   note: string;
 
   @ManyToOne(() => mission, {
diff --git a/src/env.defaults.ts b/src/env.defaults.ts
index 9a046ba..0489c08 100644
--- a/src/env.defaults.ts
+++ b/src/env.defaults.ts
@@ -16,6 +16,9 @@ export const JWT_EXPIRATION = process.env.JWT_EXPIRATION ?? "15m";
 export const REFRESH_EXPIRATION = process.env.REFRESH_EXPIRATION ?? "1d";
 export const PWA_REFRESH_EXPIRATION = process.env.PWA_REFRESH_EXPIRATION ?? "5d";
 
+export const CODING_SECRET =
+  process.env.CODING_SECRET ?? "my_coding_secret_string_41YzO6JiE6iGNUZsZXX8EQa6L2DpqtdZiPK6VYRS";
+
 export const MAIL_USERNAME = process.env.MAIL_USERNAME ?? "";
 export const MAIL_PASSWORD = process.env.MAIL_PASSWORD ?? "";
 export const MAIL_HOST = process.env.MAIL_HOST ?? "";
@@ -75,6 +78,8 @@ export function configCheck() {
   checkMS(REFRESH_EXPIRATION, "REFRESH_EXPIRATION");
   checkMS(PWA_REFRESH_EXPIRATION, "PWA_REFRESH_EXPIRATION");
 
+  if (CODING_SECRET == "" || typeof CODING_SECRET != "string") throw new Error("set valid value to JWT_SECRET");
+
   if (MAIL_USERNAME == "" || typeof MAIL_USERNAME != "string") throw new Error("set valid value to MAIL_USERNAME");
   if (MAIL_PASSWORD == "" || typeof MAIL_PASSWORD != "string") throw new Error("set valid value to MAIL_PASSWORD");
   if (MAIL_HOST == "" || typeof MAIL_HOST != "string") throw new Error("set valid value to MAIL_HOST");
diff --git a/src/helpers/codingHelper.ts b/src/helpers/codingHelper.ts
new file mode 100644
index 0000000..e6a79f9
--- /dev/null
+++ b/src/helpers/codingHelper.ts
@@ -0,0 +1,86 @@
+import { createCipheriv, createDecipheriv, scryptSync, randomBytes } from "crypto";
+import { ValueTransformer } from "typeorm";
+
+export abstract class CodingHelper {
+  private static readonly algorithm = "aes-256-gcm";
+  private static readonly ivLength = 16;
+  private static readonly authTagLength = 16;
+
+  static entityBaseCoding(key: string = "", fallback: string = ""): ValueTransformer {
+    return {
+      from(val: string | null | undefined): string {
+        if (!val) return fallback;
+        try {
+          return CodingHelper.decrypt(key, val) || fallback;
+        } catch (error) {
+          console.error("Decryption error:", error);
+          return fallback;
+        }
+      },
+      to(val: string | null | undefined): string {
+        const valueToEncrypt = val || fallback;
+        if (valueToEncrypt === "") return "";
+
+        try {
+          return CodingHelper.encrypt(key, valueToEncrypt);
+        } catch (error) {
+          console.error("Encryption error:", error);
+          return "";
+        }
+      },
+    };
+  }
+
+  public static encrypt(phrase: string, content: string): string {
+    if (!content) return "";
+
+    // Generiere zufälligen IV für jede Verschlüsselung (sicherer als statischer IV)
+    const iv = randomBytes(this.ivLength);
+    const key = scryptSync(phrase, "salt", 32);
+
+    const cipher = createCipheriv(this.algorithm, Uint8Array.from(key), Uint8Array.from(iv));
+
+    // Verschlüssele den Inhalt
+    let encrypted = cipher.update(content, "utf8", "hex");
+    encrypted += cipher.final("hex");
+
+    // Speichere das Auth-Tag für GCM (wichtig für die Entschlüsselung)
+    const authTag = cipher.getAuthTag();
+
+    // Gib das Format: iv:verschlüsselter_text:authTag zurück
+    return Buffer.concat([
+      Uint8Array.from(iv),
+      Uint8Array.from(Buffer.from(encrypted, "hex")),
+      Uint8Array.from(authTag),
+    ]).toString("base64");
+  }
+
+  public static decrypt(phrase: string, content: string): string {
+    if (!content) return "";
+
+    try {
+      // Dekodiere den Base64-String
+      const buffer = Buffer.from(content, "base64");
+
+      // Extrahiere IV, verschlüsselten Text und Auth-Tag
+      const iv = buffer.subarray(0, this.ivLength);
+      const authTag = buffer.subarray(buffer.length - this.authTagLength);
+      const encryptedText = buffer.subarray(this.ivLength, buffer.length - this.authTagLength).toString("hex");
+
+      const key = scryptSync(phrase, "salt", 32);
+
+      // Erstelle Decipher und setze Auth-Tag
+      const decipher = createDecipheriv(this.algorithm, Uint8Array.from(key), Uint8Array.from(iv));
+      decipher.setAuthTag(Uint8Array.from(authTag));
+
+      // Entschlüssele den Text
+      let decrypted = decipher.update(encryptedText, "hex", "utf8");
+      decrypted += decipher.final("utf8");
+
+      return decrypted;
+    } catch (error) {
+      console.error("Decryption failed:", error);
+      return "";
+    }
+  }
+}
diff --git a/src/migrations/baseSchemaTables/operation.ts b/src/migrations/baseSchemaTables/operation.ts
index fa7999e..eec1e12 100644
--- a/src/migrations/baseSchemaTables/operation.ts
+++ b/src/migrations/baseSchemaTables/operation.ts
@@ -11,11 +11,12 @@ export const mission_table = new Table({
     { name: "mission_start", ...getTypeByORM("datetime", true, 6), default: getDefaultByORM("null") },
     { name: "mission_end", ...getTypeByORM("datetime", true, 6), default: getDefaultByORM("null") },
     { name: "keyword", ...getTypeByORM("varchar"), default: getDefaultByORM("string") },
-    { name: "location", ...getTypeByORM("varchar"), default: getDefaultByORM("string") },
+    { name: "location", ...getTypeByORM("text"), default: getDefaultByORM("string") },
+    { name: "city", ...getTypeByORM("varchar"), default: getDefaultByORM("string") },
     { name: "others", ...getTypeByORM("varchar"), default: getDefaultByORM("string") },
     { name: "rescued", ...getTypeByORM("int"), default: getDefaultByORM("number", 0) },
     { name: "recovered", ...getTypeByORM("int"), default: getDefaultByORM("number", 0) },
-    { name: "description", ...getTypeByORM("text"), default: getDefaultByORM("string", "[]") },
+    { name: "description", ...getTypeByORM("text"), default: getDefaultByORM("string") },
     { name: "last_update", ...getTypeByORM("bigint"), default: getDefaultByORM("number", 0) },
     { name: "createdAt", ...getTypeByORM("datetime", false, 6), default: getDefaultByORM("currentTimestamp") },
   ],
@@ -117,11 +118,11 @@ export const mission_contact_table = new Table({
   columns: [
     { name: "missionId", ...getTypeByORM("uuid"), isPrimary: true },
     { name: "contactId", ...getTypeByORM("uuid"), isPrimary: true },
-    { name: "firstname", ...getTypeByORM("varchar"), default: getDefaultByORM("string") },
-    { name: "lastname", ...getTypeByORM("varchar"), default: getDefaultByORM("string") },
-    { name: "phone", ...getTypeByORM("varchar"), default: getDefaultByORM("string") },
-    { name: "address", ...getTypeByORM("varchar"), default: getDefaultByORM("string") },
-    { name: "note", ...getTypeByORM("varchar"), default: getDefaultByORM("string") },
+    { name: "firstname", ...getTypeByORM("text"), default: getDefaultByORM("string") },
+    { name: "lastname", ...getTypeByORM("text"), default: getDefaultByORM("string") },
+    { name: "phone", ...getTypeByORM("text"), default: getDefaultByORM("string") },
+    { name: "address", ...getTypeByORM("text"), default: getDefaultByORM("string") },
+    { name: "note", ...getTypeByORM("text"), default: getDefaultByORM("string") },
   ],
   foreignKeys: [
     new TableForeignKey({