Windows XP Service Pack 2 security technology features: network protection, email processing, browsing security, memory protection, computer maintenance default protection features: more powerful firewall, automatic update technology The goal of Windows XP Service Pack 2
provides a highly applicable operating system for users of all needs: more flexible, easier to manage, more transparent and flexible user: 1. Enhanced network protection - Windows Firewall 2. Improved memory protection technology - data execution protection technology 3. Web browsing is more secure - flexible and powerful security settings 4. Safer email processing technology and instant messaging services - Attachment Execution Service, blocking malicious attachments More manageable: Powerful security group policy settings and command line scripts User transparency is higher: 1. Windows Firewall is turned on by default. Extended browsing experience 3. Benefits of Windows Security Center Windows XP Service Pack 2 For individual users: 1. Reliable accessory security check 2. Make sure your web browsing is safer. Provide more network security protection For enterprise users: 1. More convenient security system based on "role" management and use 2. Security verification for each computer attempting to access the corporate intranet to developers: Reduce DCOM/RPC exposure to the network's attack surface Provides a unified mechanism for the application to identify unsafe attachments Reduces the risk of buffer overflow Windows XP Service Pack 2 Security New Features
Network: Auxiliary Protection System Protected from Network Attacks Email/Instant Messaging: Making Receiving Email and Instant Messaging Safer Browsing: Making the most common Internet access such as browsing web pages more secure memory: basic operations The system provides system level protection and maintenance: keeps the computer up to date with the latest software and security updates. Windows XP Service Pack 2 Security New Features Description
[Network Protection] Purpose and Benefits: 1. Set a safer default to prevent cyber attacks. For mobile users, small businesses and home users 3. Reduce the DCOM/RPC exposure to the network's attack surface WinXP SP2 features and changes: 1. Windows Firewall is enabled by default. More flexible configuration capabilities a) Group Policy, command line, unattended installer b) More user friendly interface 3. Protection at system startup 4. Multiple profile support a) Received company network vs. home network 5. File sharing is allowed in the home network when the arson wall is turned on. By default, the interface requires authentication. Developers have the ability to restrict access to RPC interfaces. Set DCOM access and launch permissions by modifying the registry. UDP-based RPC is disabled by default. Developers pay attention to: 1. Unsolicited inbound connections are no longer allowed by default. The dynamic port will only be opened when necessary, and will be closed as soon as the work is completed. Use the new RPC API to limit calls to the local machine when appropriate. Make sure the application does not need to use an anonymous client. Do not use UDP-based RPC [Email Processing] Purpose and Benefits: 1. Get a consistent experience on attachment security checks. The system provides a unified mechanism for the application to identify unsafe attachments. WinXP SP2 features and changes: 1. A new API is provided to handle secure attachments (attachment execution services). Default does not trust unsafe attachments 3. Outlook Express Windows Messenger Internet Explorer uses the new API 4. Safer Information "Preview" Developer Note: In order for users to get a better experience and better judge the security of the content, developers should use the new API [Web Browsing] Purpose and Benefits: Ensure secure browsing Experience WinXP SP2 features and changes: 1. Internet Explorer local computer zone locking feature and prevention of user interface spoofing 2. Internet Explorer add-on management and fault detection 3. Internet Explorer download and code verification enhancements 4. Internet Explorer MIME Processing Enhancements 5. Internet Explorer pop-ups block developers' attention: Check your web application to make it compatible with those new security defaults. [Memory Protection] Purpose and Benefits: Reduce the threat of memory buffer overflow attacks WinXP SP2 features and changes: 1. Some 64-bit and some newer 32-bit microprocessors allow only machine code marked as executable to execute in memory, and Windows XP Service Pack 2 enhances support for this feature. 2. Reduce the harm caused by memory buffer overflow. And future operating system Longhorn (using non-executable page protection - NX processor features) is compatible with developers. Note: 1. Do not attempt to execute instructions in the data segment side. When using the Physical Address Extension (PAE) mode, make sure that the RAM is less than 4GB. Test your code on a machine that supports memory protection [Update and Maintenance] Microsoft Windows Update service and automatic update: 1. Windows Update 2. Microsoft Software Upgrade Update 3. Automatic updates a) Support for application and hardware driver updates (Office, SQL, Exchange) b) Support for more update categories (security updates, critical updates, update rollups, service packs) Security Center: Windows XP Service Pack 2 A new service that provides a central location for changing security settings, learning more about security, and ensuring that users' computers keep software updates. The Security Center service runs as a background process that checks the firewall on the user's computer, virus protection, and automatically updates the working status of the three components.