October 2019 - Page 51 of 69

How To Change Account Passwords on an OpenLDAP Server — step-by-step DevOps tutorial on Progressive Robot

How To Change Account Passwords on an OpenLDAP Server

LDAP systems are often used to store user account information. In fact, some of the most common methods of authenticating to LDAP involve account information stored within LDAP entries. Whether your LDAP entries are used by external services for account information or are…

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Foundations of Computer Security — step-by-step Security tutorial on Progressive Robot

Foundations of Computer Security

An overview of the history and fundamentals of computer security. Explore security best practices, policies, the different threats you might face, and common resources you can use to keep your infrastructure safe.

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Debian 9 — zookeeper — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — zookeeper — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-8012 CVE-2019-0201 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Using Bloomreach Engagement to Elevate Customer Experience

Powerful Ways Bloomreach Engagement Elevates Customer Experience in Telecom

Using Bloomreach Engagement to Elevate Customer Experience has become an essential strategic priority for telecommunications companies that want to stay competitive in a rapidly evolving market. The telecom sector has always been characterized by tight competition, high operational costs and constant pressure to introduce new products, services and technologies. Today, these challenges are intensified by expectations of seamless user experiences, real-time service delivery and fully personalized customer journeys. While many operators struggle to differentiate based on pricing or basic service quality, customer experience has emerged as a powerful competitive advantage that can directly reduce churn and increase loyalty.

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Common Problems 121493

Debian 9: systemd unit enters start-limit-hit

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 9 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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Common Problems 119066

Ubuntu 14.04 LTS – Apache returns 502 due to PHP-FPM backend issues – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Ubuntu 14.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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FreeBSD 12 — privoxy — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — privoxy — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: privoxy — multiple vulnerabilities Related CVEs: CVE-2013-2503 CVE-2015-1030 CVE-2015-1031 CVE-2015-1201 CVE-2015-1380 CVE-2015-1381 CVE-2015-1382 CVE-2016-1982  +1 more Upstream summary: Privoxy Developers reports: Prevent invalid reads in case of corrupt chunk-encoded content. […]

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Common Problems 118457

Ubuntu 16.04 LTS apt reports Hash Sum mismatch

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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