[도서] 처음 배우는 C# 프로그래밍 분야별 신상품 – 국내도서 – 컴퓨터와 인터넷 [도서]처음 배우는 C# 프로그래밍 백현우 저 | 위키북스 | 2020년 05월 판매가 22,500원 (10%할인) | YES포인트 1,250원(5%지급) 게임을 만들며 자연스럽게 C# 기초 문법을 익힐 수 있다! 프로그래밍 입문 과정의 상당수는 방대한 양의 이론을 시험을 준비하듯 공부하다가 실패로 돌아간다. 『처음 배우는 C# 프로그래밍』에서는 입문자가 꼭 Source: [도서] 처음 배우는 C# 프로그래밍
USN-4366-1: Exim vulnerability exim4 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 20.04 LTS Ubuntu 19.10 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Ubuntu 14.04 ESM Summary Exim could be made to access sensitive information or bypass authentication if it received a specially crafted input. Software Description exim4 – Exim is a mail transport agent Details It was discovered that Exim incorrectly handled certain inputs. An remote attacker could possibly use this issue to access sensitive information or authentication bypass. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS exim4-base – 4.93-13ubuntu1.1 exim4-daemon-heavy – 4.93-13ubuntu1.1 exim4-daemon-light – 4.93-13ubuntu1.1 Ubuntu 19.10 exim4-base – 4.92.1-1ubuntu3.1 exim4-daemon-heavy – 4.92.1-1ubuntu3.1 exim4-daemon-light – 4.92.1-1ubuntu3.1 Ubuntu 18.04 LTS exim4-base – 4.90.1-1ubuntu1.5 exim4-daemon-heavy – 4.90.1-1ubuntu1.5 exim4-daemon-light – 4.90.1-1ubuntu1.5 Ubuntu 16.04 LTS exim4-base – [ more… ]
USN-4365-1: Bind vulnerabilities bind9 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 20.04 LTS Ubuntu 19.10 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary Several security issues were fixed in Bind. Software Description bind9 – Internet Domain Name Server Details Lior Shafir, Yehuda Afek, and Anat Bremler-Barr discovered that Bind incorrectly limited certain fetches. A remote attacker could possibly use this issue to cause Bind to consume resources, leading to a denial of service, or possibly use Bind to perform a reflection attack. (CVE-2020-8616) Tobias Klein discovered that Bind incorrectly handled checking TSIG validity. A remote attacker could use this issue to cause Bind to crash, resulting in a denial of service, or possibly perform other attacks. (CVE-2020-8617) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 [ more… ]
Ensuring Application Availability with F5 DNS Load Balancer Cloud Service and NGINX Plus Application downtime is a big deal, costing Fortune 1000 companies between $1.25 billion and $2.5 billion annually according to an IDC report. An outage can impact customer confidence and bring your business to a standstill. To reduce downtime and mitigate its costs, you can start by removing points of failure from your existing infrastructure with a modern, scalable application platform like NGINX’s. You can further optimize performance and improve the availability of their applications by employing DNS. This post focuses on how NGINX Plus and the F5 DNS Load Balancer Cloud Service work together to increase your application’s availability. How Can DNS Minimize Downtime? DNS is fundamental to every request made on the Internet. It makes the first – and hence most critical – decision about every request: how to route it to [ more… ]
USN-4364-1: Linux kernel vulnerabilities linux, linux-aws, linux-lts-xenial, linux-raspi2, linux-snapdragon vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 16.04 LTS Ubuntu 14.04 ESM Summary Several security issues were fixed in the Linux kernel. Software Description linux – Linux kernel linux-aws – Linux kernel for Amazon Web Services (AWS) systems linux-raspi2 – Linux kernel for Raspberry Pi (V7) systems linux-snapdragon – Linux kernel for Qualcomm Snapdragon processors linux-lts-xenial – Linux hardware enablement kernel from Xenial for Trusty Details It was discovered that the ADIS16400 IIO IMU Driver for the Linux kernel did not properly deallocate memory in certain error conditions. A local attacker could use this to cause a denial of service (memory exhaustion). (CVE-2019-19060) It was discovered that the vhost net driver in the Linux kernel contained a stack buffer overflow. A local attacker with the [ more… ]
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