feature. 1. Click the icon at the far right of the menu bar and select System Settings. 2. Open Security & Privacy and select the Search tab. 3. Switch off Include online search results. 4. Log out your computer. The Ubuntu Guest Session feature provides a convenient way, with a high level of security, to lend your computer to someone else. A guest session can be launched either from the login connections, finding your wifi network… Networking terms & tips Find your IP address, WEP & WPA security, MAC addresses, proxies… Sharing Desktop sharing, Share files… Web Browsers Change the default

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94 4.6 Security of authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 4.6.3 Extra security measures for the Internet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . server services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 4.7.4 Linux security features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

wireguard-vpn-defaultgw Default gateway 3 wireguard-vpn-other-tasks Other tasks 3 wireguard-vpn-security Security tips 3 wireguard-vpn-troubleshooting Troubleshooting 2 Virtualisation and containers 3 Virtual Introduction to crypto libraries 3 openssl OpenSSL 3 gnutls GnuTLS 3 network-security-services-nss Network Security Services (NSS) 3 java-cryptography-configuration Java cryptography configuration and debug 2 Security 3 security-introduction Introduction 3 security-users Users 3 security-smart-cards Smart cards 4 security-smart-cards-ssh SSH 3 security-apparmor AppArmor 3 security-firewall Firewall

........................................................................................ 178 9. Security ............................................................................................... ................................................................................ 180 2. Console Security ............................................................................................... machine and manually install updates. • Install security updates automatically: this will install the unattended-upgrades package, which will install security updates without the intervention of an administrator

for openEuler 059 OneAll 062 StratoVirt 063 Compiler Plugin Framework 065 CONTENTS Robust Security and Rocksolid Reliability 066 IMA 066 KunpengSecL 068 secCrypto 070 secGear 072 secPaver Scenario collaboration Scenario enablement Linux kernel x86, Arm, RISC-V GPU NPU Real-time kernel Security kernel Database Big data Resource orchestration Desktop system Industrial application ... .. Rubik Unified compose platform Unified SDK Unified driver framework Embedded ZVM MICA Strong security and reliability secCrypto secPaver secGear Simplified O&M and development A-Ops SysCare CPDS

....................................................................................... 62 8. Security Capability .................................................................................... ................................................................................... 69 Network Security Monitoring .................................................................................... .... 81 Security Diagnosis Tool (Moxa Guardian) ................................................................................................ 81 Diagnosing Issues in the Current Security Configuration

manager gets auto- matically configured with the matching components so that those packages get security updates. This usually means that the non-free-firmware component gets enabled, in addition to main 之前 3.4. 滿足最低的硬體要求 • The ESSID (“network name”) of your wireless network. • The WEP or WPA/WPA2 security key to access the network (if applicable). 3.4 滿足最低的硬體要求 一旦您收集好您的電腦硬體配備的相關資料，再檢查一下您的硬體，就可以讓您如願以償的安裝系統。 offering interactive shells on tty2 and tty3. Useful for unattended installations where physical security is limited. debian-installer/framebuffer (fb) Some architectures use the kernel framebuffer to

1. The Ubuntu Promise • Ubuntu will always be free of charge, including enterprise releases and security updates. • Ubuntu comes with full commercial support from Canonical and hundreds of companies around • Separate Professional and Home editions • Less frequent and less visible re- lease schedule Security • Locked administrative user root • Rarely targeted by malware and viruses • Enables easy access Microsoft Windows are not the same. For example, Microsoft Windows Professional editions have more security features than Home editions. Ubuntu's 6 monthly release cycle also makes it very easy for users

migration, compatibility evaluation, and various development tools such as secPaver, to simplify security configuration. Data center Cloud native Edge HPC Embedded/Industrial … CPU: x86, ARM, RISC-V DPU framework … Linux kernel Real-time kernel … Scenario Enablement Layer Base Service Layer Kernel Security kernel openEuler 21.09 Technical White Paper 06 Platform Framework The openEuler open source Vendors Participating in Vendors with multiple architectures Governments, telecom carriers, security, finance, and electricity Other upstream communities Upstream first openEuler Open Source Community

OS Vendors Participating in Multiple-computing power vendors Governments, telecom carriers, security, finance, and electricity Other upstream communities Upstream First openEuler Open Source Community use of Integrity Measurement Architecture (IMA): Based on the open source IMA solution, the security, performance, and usability are enhanced to facilitate commercial use. 14. Per-task stack Technical White Paper Live Kernel Upgrade A live kernel upgrade, including CVE vulnerability fixes and security kernel replacement, does not interrupt ongoing services. Before a live kernel upgrade, the system