diff --git a/frontend/src/app/models/forms/default-validators.ts b/frontend/src/app/models/forms/default-validators.ts
new file mode 100644
index 0000000..8813785
--- /dev/null
+++ b/frontend/src/app/models/forms/default-validators.ts
@@ -0,0 +1,61 @@
+import { ValidationErrors, Validators } from '@angular/forms';
+
+// Match this with user entity in shared lib
+// (Security is not handled here, this is only for the user)
+
+function errorsToError(errors: ValidationErrors | null): string {
+  if (errors) {
+    const error = Object.keys(errors)[0];
+    return error;
+  }
+  return 'unkown';
+}
+
+export const UsernameValidators = [
+  Validators.required,
+  Validators.minLength(4),
+  Validators.maxLength(32),
+  Validators.pattern('^[a-zA-Z0-9]+$'),
+];
+
+export const CreateUsernameError = (
+  errors: ValidationErrors | null
+): string => {
+  const error = errorsToError(errors);
+  switch (error) {
+    case 'required':
+      return 'Username is required';
+    case 'minlength':
+      return 'Username is too short';
+    case 'maxlength':
+      return 'Username is too long';
+    case 'pattern':
+      return 'Username can only contain letters and numbers';
+    default:
+      return 'Invalid username';
+  }
+};
+
+export const PasswordValidators = [
+  Validators.required,
+  Validators.minLength(4),
+  Validators.maxLength(1024),
+];
+
+export const CreatePasswordError = (
+  errors: ValidationErrors | null
+): string => {
+  const error = errorsToError(errors);
+  switch (error) {
+    case 'required':
+      return 'Password is required';
+    case 'minlength':
+      return 'Password is too short';
+    case 'maxlength':
+      return 'Password is too long';
+    case 'compare':
+      return 'Password does not match';
+    default:
+      return 'Invalid password';
+  }
+};
diff --git a/frontend/src/app/models/forms/login.model.ts b/frontend/src/app/models/forms/login.model.ts
index dbdb1fd..0cb7946 100644
--- a/frontend/src/app/models/forms/login.model.ts
+++ b/frontend/src/app/models/forms/login.model.ts
@@ -1,43 +1,29 @@
-import { FormControl, Validators } from '@angular/forms';
+import { FormControl } from '@angular/forms';
 import { Fail, Failable } from 'picsur-shared/dist/types';
+import {
+  CreatePasswordError,
+  CreateUsernameError,
+  PasswordValidators,
+  UsernameValidators
+} from './default-validators';
 import { UserPassModel } from './userpass';
 
 export class LoginControl {
-  public username = new FormControl('', [
-    Validators.required,
-    Validators.minLength(3),
-  ]);
-
-  public password = new FormControl('', [
-    Validators.required,
-    Validators.minLength(3),
-  ]);
+  public username = new FormControl('', UsernameValidators);
+  public password = new FormControl('', PasswordValidators);
 
   public get usernameError() {
-    return this.username.hasError('required')
-      ? 'Username is required'
-      : this.username.hasError('minlength')
-      ? 'Username is too short'
-      : '';
+    return CreateUsernameError(this.username.errors);
   }
 
   public get passwordError() {
-    return this.password.hasError('required')
-      ? 'Password is required'
-      : this.password.hasError('minlength')
-      ? 'Password is too short'
-      : '';
+    return CreatePasswordError(this.password.errors);
   }
 
   public getData(): Failable<UserPassModel> {
-    if (this.username.errors || this.password.errors) {
+    if (this.username.errors || this.password.errors)
       return Fail('Invalid username or password');
-    } else {
-      return {
-        username: this.username.value,
-        password: this.password.value,
-      };
-    }
+    else return this.getRawData();
   }
 
   public getRawData(): UserPassModel {
diff --git a/frontend/src/app/models/forms/register.model.ts b/frontend/src/app/models/forms/register.model.ts
index a02c5c5..5397a9b 100644
--- a/frontend/src/app/models/forms/register.model.ts
+++ b/frontend/src/app/models/forms/register.model.ts
@@ -1,49 +1,32 @@
-import { FormControl, Validators } from '@angular/forms';
+import { FormControl } from '@angular/forms';
 import { Fail, Failable } from 'picsur-shared/dist/types';
 import { Compare } from './compare.validator';
+import {
+  CreatePasswordError,
+  CreateUsernameError,
+  PasswordValidators,
+  UsernameValidators
+} from './default-validators';
 import { UserPassModel } from './userpass';
 
 export class RegisterControl {
-  public username = new FormControl('', [
-    Validators.required,
-    Validators.minLength(3),
-  ]);
-
-  public password = new FormControl('', [
-    Validators.required,
-    Validators.minLength(3),
-  ]);
-
+  public username = new FormControl('', UsernameValidators);
+  public password = new FormControl('', PasswordValidators);
   public passwordConfirm = new FormControl('', [
-    Validators.required,
-    Validators.minLength(3),
+    ...PasswordValidators,
     Compare(this.password),
   ]);
 
   public get usernameError() {
-    return this.username.hasError('required')
-      ? 'Username is required'
-      : this.username.hasError('minlength')
-      ? 'Username is too short'
-      : '';
+    return CreateUsernameError(this.username.errors);
   }
 
   public get passwordError() {
-    return this.password.hasError('required')
-      ? 'Password is required'
-      : this.password.hasError('minlength')
-      ? 'Password is too short'
-      : '';
+    return CreatePasswordError(this.password.errors);
   }
 
   public get passwordConfirmError() {
-    return this.passwordConfirm.hasError('required')
-      ? 'Password confirmation is required'
-      : this.passwordConfirm.hasError('minlength')
-      ? 'Password confirmation is too short'
-      : this.passwordConfirm.hasError('compare')
-      ? 'Password confirmation does not match'
-      : '';
+    return CreatePasswordError(this.passwordConfirm.errors);
   }
 
   public getData(): Failable<UserPassModel> {
@@ -51,14 +34,9 @@ export class RegisterControl {
       this.username.errors ||
       this.password.errors ||
       this.passwordConfirm.errors
-    ) {
+    )
       return Fail('Invalid username or password');
-    } else {
-      return {
-        username: this.username.value,
-        password: this.password.value,
-      };
-    }
+    else return this.getRawData();
   }
 
   public getRawData(): UserPassModel {
diff --git a/frontend/src/app/routes/settings/settings-users/settings-users.component.html b/frontend/src/app/routes/settings/settings-users/settings-users.component.html
index 09fc67b..f542268 100644
--- a/frontend/src/app/routes/settings/settings-users/settings-users.component.html
+++ b/frontend/src/app/routes/settings/settings-users/settings-users.component.html
@@ -1,19 +1,30 @@
 <h1>Users</h1>
 
-<table mat-table [dataSource]="dataSubject">
+<mat-table [dataSource]="dataSubject" class="mat-elevation-z8">
   <ng-container matColumnDef="id">
-    <th mat-header-cell *matHeaderCellDef>ID</th>
-    <td mat-cell *matCellDef="let user">{{ user.id }}</td>
+    <mat-header-cell *matHeaderCellDef>ID</mat-header-cell>
+    <mat-cell *matCellDef="let user">{{ user.id }}</mat-cell>
   </ng-container>
 
   <ng-container matColumnDef="username">
-    <th mat-header-cell *matHeaderCellDef>Username</th>
-    <td mat-cell *matCellDef="let user">{{ user.username }}</td>
+    <mat-header-cell *matHeaderCellDef>Username</mat-header-cell>
+    <mat-cell *matCellDef="let user">{{ user.username }}</mat-cell>
   </ng-container>
 
-  <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
-  <tr mat-row *matRowDef="let row; columns: displayedColumns"></tr>
-</table>
+  <ng-container matColumnDef="actions">
+    <mat-header-cell *matHeaderCellDef>Actions</mat-header-cell>
+    <mat-cell *matCellDef="let user">
+      <button mat-icon-button>
+        <mat-icon aria-label="Edit">edit</mat-icon>
+      </button>
+    </mat-cell>
+  </ng-container>
+
+  <mat-header-row *matHeaderRowDef="displayedColumns"></mat-header-row>
+  <mat-row *matRowDef="let row; columns: displayedColumns">
+    pog
+  </mat-row>
+</mat-table>
 
 <mat-paginator
   color="accent"
diff --git a/frontend/src/app/routes/settings/settings-users/settings-users.component.scss b/frontend/src/app/routes/settings/settings-users/settings-users.component.scss
index 1922e7f..5f14796 100644
--- a/frontend/src/app/routes/settings/settings-users/settings-users.component.scss
+++ b/frontend/src/app/routes/settings/settings-users/settings-users.component.scss
@@ -1,3 +1,7 @@
-table {
+mat-table {
   width: 100%;
 }
+
+.mat-column-actions {
+  justify-content: end;
+}
diff --git a/frontend/src/app/routes/settings/settings-users/settings-users.component.ts b/frontend/src/app/routes/settings/settings-users/settings-users.component.ts
index ca43bce..79830d5 100644
--- a/frontend/src/app/routes/settings/settings-users/settings-users.component.ts
+++ b/frontend/src/app/routes/settings/settings-users/settings-users.component.ts
@@ -11,7 +11,7 @@ import { UserManageService } from 'src/app/services/api/usermanage.service';
   styleUrls: ['./settings-users.component.scss'],
 })
 export class SettingsUsersComponent implements OnInit {
-  public readonly displayedColumns: string[] = ['id', 'username'];
+  public readonly displayedColumns: string[] = ['id', 'username', 'actions'];
   public readonly pageSizeOptions: number[] = [5, 10, 25, 100];
   public readonly startingPageSize = this.pageSizeOptions[2];
 
diff --git a/frontend/src/app/routes/settings/settings-users/settings-users.module.ts b/frontend/src/app/routes/settings/settings-users/settings-users.module.ts
index 112b7c0..e11b924 100644
--- a/frontend/src/app/routes/settings/settings-users/settings-users.module.ts
+++ b/frontend/src/app/routes/settings/settings-users/settings-users.module.ts
@@ -1,5 +1,7 @@
 import { CommonModule } from '@angular/common';
 import { NgModule } from '@angular/core';
+import { MatButtonModule } from '@angular/material/button';
+import { MatIconModule } from '@angular/material/icon';
 import { MatPaginatorModule } from '@angular/material/paginator';
 import { MatTableModule } from '@angular/material/table';
 import { SettingsUsersComponent } from './settings-users.component';
@@ -9,6 +11,8 @@ import { SettingsUsersRoutingModule } from './settings-users.routing.module';
   imports: [
     CommonModule,
     SettingsUsersRoutingModule,
+    MatButtonModule,
+    MatIconModule,
     MatTableModule,
     MatPaginatorModule,
   ],
diff --git a/shared/src/dto/api/user.dto.ts b/shared/src/dto/api/user.dto.ts
index 8477794..326b82f 100644
--- a/shared/src/dto/api/user.dto.ts
+++ b/shared/src/dto/api/user.dto.ts
@@ -1,24 +1,16 @@
 import { Type } from 'class-transformer';
 import {
   IsArray, IsDefined,
-  IsEnum, IsNotEmpty, IsString,
+  IsEnum, IsString,
   ValidateNested
 } from 'class-validator';
-import { EUser } from '../../entities/user.entity';
+import { EUser, SimpleUser } from '../../entities/user.entity';
 import { Permissions, PermissionsList } from '../permissions';
 
 // Api
 
 // UserLogin
-export class UserLoginRequest {
-  @IsNotEmpty()
-  @IsString()
-  username: string;
-
-  @IsNotEmpty()
-  @IsString()
-  password: string;
-}
+export class UserLoginRequest extends SimpleUser {}
 
 export class UserLoginResponse {
   @IsString()
@@ -27,15 +19,7 @@ export class UserLoginResponse {
 }
 
 // UserRegister
-export class UserRegisterRequest {
-  @IsString()
-  @IsNotEmpty()
-  username: string;
-
-  @IsString()
-  @IsNotEmpty()
-  password: string;
-}
+export class UserRegisterRequest extends SimpleUser {}
 
 export class UserRegisterResponse extends EUser {}
 
diff --git a/shared/src/dto/api/usermanage.dto.ts b/shared/src/dto/api/usermanage.dto.ts
index c779c73..3b0067c 100644
--- a/shared/src/dto/api/usermanage.dto.ts
+++ b/shared/src/dto/api/usermanage.dto.ts
@@ -1,6 +1,12 @@
 import { Type } from 'class-transformer';
-import { IsArray, IsDefined, IsInt, IsNotEmpty, IsString, Min, ValidateNested } from 'class-validator';
-import { EUser } from '../../entities/user.entity';
+import {
+  IsArray,
+  IsDefined,
+  IsInt, IsString,
+  Min,
+  ValidateNested
+} from 'class-validator';
+import { EUser, SimpleUser, SimpleUsername } from '../../entities/user.entity';
 import { Roles } from '../roles.dto';
 
 // UserList
@@ -35,43 +41,19 @@ export class UserListResponse {
 }
 
 // UserCreate
-export class UserCreateRequest {
-  @IsString()
-  @IsNotEmpty()
-  username: string;
-
-  @IsString()
-  @IsNotEmpty()
-  password: string;
-}
-
+export class UserCreateRequest extends SimpleUser {}
 export class UserCreateResponse extends EUser {}
 
-
 // UserDelete
-export class UserDeleteRequest {
-  @IsString()
-  @IsNotEmpty()
-  username: string;
-}
-
+export class UserDeleteRequest extends SimpleUsername {}
 export class UserDeleteResponse extends EUser {}
 
 // UserInfo
-export class UserInfoRequest {
-  @IsString()
-  @IsNotEmpty()
-  username: string;
-}
-
+export class UserInfoRequest extends SimpleUsername {}
 export class UserInfoResponse extends EUser {}
 
 // UserUpdateRoles
-export class UserUpdateRolesRequest {
-  @IsString()
-  @IsNotEmpty()
-  username: string;
-
+export class UserUpdateRolesRequest extends SimpleUsername {
   @IsArray()
   @IsDefined()
   @IsString({ each: true })
diff --git a/shared/src/entities/user.entity.ts b/shared/src/entities/user.entity.ts
index a074acf..e7d70f9 100644
--- a/shared/src/entities/user.entity.ts
+++ b/shared/src/entities/user.entity.ts
@@ -1,20 +1,40 @@
 import { Exclude } from 'class-transformer';
 import {
-  IsArray, IsInt, IsNotEmpty,
+  IsAlphanumeric,
+  IsArray,
+  IsInt,
+  IsNotEmpty,
   IsOptional,
-  IsString
+  IsString,
+  Length
 } from 'class-validator';
 import { Roles } from '../dto/roles.dto';
 
-export class EUser {
+// Match this with user validators in frontend
+// (Not security focused, but it tells the user what is wrong)
+
+export class SimpleUsername {
+  @IsNotEmpty()
+  @IsString()
+  @Length(4, 32)
+  @IsAlphanumeric()
+  username: string;
+}
+
+// This is a simple user object with just the username and unhashed password
+export class SimpleUser extends SimpleUsername {
+  @IsNotEmpty()
+  @IsString()
+  @Length(4, 1024)
+  password: string;
+}
+
+// Actual entity that goes in the db
+export class EUser extends SimpleUsername {
   @IsOptional()
   @IsInt()
   id?: number;
 
-  @IsNotEmpty()
-  @IsString()
-  username: string;
-
   @IsArray()
   @IsString({ each: true })
   roles: Roles;