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Sponsored

WIN $1M @ NEXHACKS, THE BIGGEST HACKATHON IN THE U.S.

Apply to NexHacks, Jan 17th-18th at CMU, to compete for $1M in prizes from Nvidia, JPM, Cursor, Polymarket, Vercel, etc. [11] We're also inviting 100 VCs/founders for the biggest speed-dating session, backed by a16z, General Catalyst, YC, etc. If you're a builder, don't miss out. Apps due in 2 days.

2025.11.28
nexhacks.comSponsorTLDR Founders

LLMHUB

LLMHub is an AI-powered collaborative search platform that turns research into shared workspaces with real-time agents and zero friction for teams.

2025.11.28
llmhub.devToolTLDR Founders

JEEVA AI

Jeeva is an AI sales agent that automates prospecting, outreach, and follow-ups so you can focus on closing deals and building relationships.

2025.11.28
jeeva.aiToolTLDR Founders

192 WEEKS

After leaving a pivotal role at Modal, a startup that grew to a $1 billion valuation, this engineer reflects on the journey from college to the tech industry. Modal offered opportunities to build complex systems, navigate social dynamics within a growing team, and contribute significantly to the codebase. Looking forward, the engineer plans to pursue new challenges while maintaining a focus on innovative system development and meaningful connections.

2025.11.28
notes.ekzhang.com15 min readTLDR Founders

HOW STARTUPS LOSE THEIR EDGE

In football, "prevent defense" is a strategy used to protect a lead. It usually backfires. This same mindset kills startups. When an IPO gets close, founders often stop playing to win and start playing "safe." They hire people with impressive resumes who dilute the culture and turn product building into a committee process. The moment you stop doing the weird, risky things that got you traction is the moment you cap your outcome.

2025.11.28
newsletter.posthog.com6 min readTLDR Founders

Sponsored

CODE ZTWTLDR26

ThreatLocker's annual Zero Trust World [4] is the most interactive, HANDS-ON CYBERSECURITY LEARNING event. Join hacking labs, get Cyber Hero certified, and attend sessions with cybersecurity, IT, and business experts.

2025.11.28
ztw.comSponsorTLDR InfoSec

OPENAI API USER DATA EXPOSED IN MIXPANEL BREACH, CHATGPT UNAFFECTED

A breach of Mixpanel's analytics platform exposed OpenAI API user metadata, including names, emails, location data, internal user/org IDs, and browser information. No passwords, API keys, chat logs, or payment data were compromised, and ChatGPT users were unaffected. OpenAI immediately removed Mixpanel from production and notified impacted users. It is conducting a broader vendor security audit. This incident highlights third-party vendor risk. Organizations should inventory analytics tools that receive user data, enforce data minimization policies with vendors, have API users enable MFA, and monitor for targeted phishing using the exposed metadata.

2025.11.28
hackread.com2 min readTLDR InfoSec

ASAHI SAYS CROOKS STOLE DATA OF APPROXIMATELY 2M CUSTOMERS AND EMPLOYEES

Ransomware operators hit the Asahi Group in late September, crippling Japanese operations and exposing data on around 2 million people, including customers, employees, and their families. Personal information such as names, addresses, phone numbers, emails, birth dates, and gender was accessed, but no credit card data was involved.

2025.11.28
securityaffairs.com2 min readTLDR InfoSec

GAINSIGHT CEO DOWNPLAYS IMPACT OF ATTACK THAT SPREAD TO SALESFORCE ENVIRONMENTS

Gainsight is investigating a breach involving its Salesforce-connected app, working with Mandiant and relying heavily on Salesforce logs to understand which customers were affected and how attackers used compromised OAuth tokens. The company insists that only a small number of customers saw data impact. Google Threat Intelligence has flagged hundreds of potentially affected Salesforce instances.

2025.11.28
cyberscoop.com4 min readTLDR InfoSec

THREAT HUNTING VS. THREAT INTELLIGENCE

Threat intelligence focuses on understanding the external threat landscape, while threat hunting proactively investigates internal systems for threats that have evaded automated defenses through hypothesis-driven analysis and behavioral anomaly detection. The two functions create a feedback loop: intelligence provides IOCs, TTPs, and focus areas to guide hunting hypotheses, while hunting discoveries enrich intelligence with validated internal findings. Security teams should integrate both by using threat intelligence to prioritize hunting efforts via MITRE ATT&CK TTP mapping, embedding intelligence feeds into SIEM/EDR for automated IOC correlation, and establishing workflows that link hunting results to strategic and tactical intelligence products.

2025.11.28
recordedfuture.com7 min readTLDR InfoSec

THE MINEFIELD BETWEEN SYNTAXES: EXPLOITING SYNTAX CONFUSIONS IN THE WILD

Syntax confusion arises when different components, such as browsers, proxies, frameworks, or libraries, parse the same input in conflicting ways, letting attackers bypass filters or change behaviour. By abusing alternate syntaxes, an attacker can slip dangerous characters or paths past validation and turn limited issues like SSRF or cache quirks into powerful primitives such as stored XSS or arbitrary file access.

2025.11.28
yeswehack.com12 min readTLDR InfoSec

Sponsored

XBOW: EXPERT-LEVEL PENTESTING DONE IN HOURS. NO MEETINGS REQUIRED.

Traditional pentests take weeks or more. With XBOW Lightspeed Pentest On-Demand [10] you can launch a test in minutes. Get your compliance report in 5 business days, including proof-of-exploit findings, and stay audit-ready. Try it yourself to see why XBOW is ranked #1 on the HackerOne World Leaderboard with 1,092+ zero-day vulnerabilities

2025.11.28
xbow.comSponsorTLDR InfoSec

GODEFENDER

GoDefender is a Go-based security toolkit that detects and defends against debugging, virtualization, and DLL injection attacks to hinder reverse engineering efforts. It provides virtualization detection, anti-debugging via API monitoring and critical function patching, and DLL injection prevention using Binary Image Signature Mitigation Policy to block non-Microsoft binaries.

2025.11.28
github.comGitHub repositoryTLDR InfoSec

INFIISCAL

Infisical is an open-source secrets management platform that features a dashboard, client SDKs for fetching secrets, an API, and integrations with several platforms, like Kubernetes and Terraform.

2025.11.28
github.comGitHub repositoryTLDR InfoSec

INSIDE THE GITHUB INFRASTRUCTURE POWERING NORTH KOREA'S CONTAGIOUS INTERVIEW NPM ATTACKS

Socket Threat Research exposed North Korea's Contagious Interview operation, which added 197 malicious npm packages since October, using a GitHub-Vercel-npm delivery chain to distribute OtterCookie malware targeting blockchain and Web3 developers through fake job interviews. The malware performs comprehensive data theft. Security teams should treat npm installs as remote code execution, implement network egress controls on CI/CD systems, require code review for GitHub templates, and deploy real-time package scanning to detect behaviors like import-time loaders and eval on network responses before malware executes.

2025.11.28
links.tldrnewsletter.com21 min readTLDR InfoSec

REPORT NAMES TEEN IN SCATTERED LAPSUS$ HUNTERS, GROUP DENIES

A 15-year-old in Jordan known as "Rey" was allegedly identified as a key administrator of Scattered LAPSUS$ Hunters after operational security failures. The group, which merged tactics from Scattered Spider, LAPSUS$, and ShinyHunters, conducted high-impact attacks against Jaguar Land Rover, Schneider Electric, Telefonica, and other major organizations using stolen Salesforce data, insider recruitment, and ALPHV/BlackCat ransomware variants. The group vigorously denied the allegations in a detailed Telegram response, offering 10 BTC to anyone who could prove Rey's identity with evidence. Rey himself claims he's been cooperating with law enforcement since June and is attempting to exit the cybercrime community.

2025.11.28
hackread.com11 min readTLDR InfoSec

SCOTTISH COUNCIL STILL REBUILDING SYSTEMS TWO YEARS AFTER RANSOMWARE ATTACK

A 2023 ransomware attack on Comhairle nan Eilean Siar forced the Western Isles council to rebuild multiple core systems, leaving some finance and revenue platforms still not fully restored two years later. The incident has cost around £950,000, created large data gaps and backlogs, and left staff under intense, prolonged pressure.

2025.11.28
theregister.com3 min readTLDR InfoSec

AS AI RESHAPES SHOPPING, US RETAILERS TRY TO CHANGE HOW THEY'RE SEEN ONLINE

US retailers see AI agents as a new gateway for holiday shopping and are shifting tactics to appear in AI-driven recommendations. Companies are posting far more content and even creating invisible websites for AI scrapers because ChatGPT referrals to major retailers still account for less than 1% of traffic. Some brands are using influencers, awards, and voice assistant ads to increase the data that AI tools draw from, while others rely on Google's expanding AI shopping features to surface products. Amazon said shoppers using its Rufus agent are 60% more likely to buy products, which signals how valuable AI-guided traffic could become.

2025.11.28
links.tldrnewsletter.com2 min readTLDR Marketing

THE 5 MEDIA TRENDS I'M THANKFUL FOR

Pay-per-crawl experiments are creating ways for publishers to monetize AI use of their content. Vodcasts and creator-inspired formats are helping publishers reach audiences with more engaging video. Independent, creator-led media is scaling sustainably through subscriptions. Publishers are increasingly embracing marketing, running brand campaigns and paid promotions to highlight their credibility.

2025.11.28
adweek.com5 min readTLDR Marketing

AI COPYWRITING WORKFLOW

The key to high-quality AI-generated website copy is a structured workflow rather than a single prompt. Start with a base like a positioning memo and brand voice guide, then feed AI-rich context from customer transcripts to create persona briefs that capture pain points, transformations, and quotes. Use those briefs to craft a website styling guide that mirrors customer language, define page structure and content order, then generate copy with all guardrails attached. Human edits between steps refine it to near-final quality.

2025.11.28
linkedin.com1 min readTLDR Marketing

WHY YOUR PRODUCT RELEASE EMAILS GET IGNORED

Product release emails fail because users are flooded with announcements. They care about outcomes, not features. To improve opens and adoption, use subject lines that highlight benefits. Keep emails under 30 seconds, show the feature with a GIF or diagram, focus on benefits over features, use one clear CTA, and segment audiences by usage or role. Simple, human language with visual proof and targeted messaging ensures your email drives product use.

2025.11.28
linkedin.com3 min readTLDR Marketing

IS META EXPANDING CREATIVE TESTING TO 10 ADS?

Meta has quietly expanded its Creative Testing tool to support up to 10 ad variations in a single ad set, doubling the previous limit of five. This change benefits companies with ample creative resources, allowing broader testing within Meta's structured environment. However, the tool still requires new ad creation for testing, which can slow workflows.

2025.11.28
links.tldrnewsletter.com2 min readTLDR Marketing

13 OF THE BEST SEO BLOGS

This article features 13 SEO blogs that produce operationally relevant insights backed by data and experimentation. Each blog is run by experienced practitioners who actively test AI visibility, traffic attribution, and content ranking factors. Highlights include research into how ChatGPT filters sources by freshness and authority, GA4 attribution models for AI browsers, and how long-tail queries are less affected by declining click-through rates. For brands adjusting to AI-dominated search results, these blogs offer strategic guidance on entity modeling, structured content, and new SERP patterns.

2025.11.28
ahrefs.com10 min readTLDR Marketing

WHY YOUNG PEOPLE MIGHT WANT A CD PLAYER FOR CHRISTMAS

Gen Z is driving renewed interest in physical music formats and is adding CD players to Christmas wishlists as part of a broader search for nostalgia and community. A survey found that 76% of Gen Z shop for records once a month, 80% own a record player, and 84% shop for records in-store. Many young people value physical music because 76% want a tangible copy and 57% prefer the in-store experience. This trend reflects the influence of culture and the desire for belonging, which creates opportunities for product innovation and authentic community engagement.

2025.11.28
warc.com2 min readTLDR Marketing

HOW ADVERTISING SHAPED THANKSGIVING AS WE KNOW IT

The Thanksgiving table as we know it today was largely constructed through deliberate brand positioning rather than historical accuracy. Products like turkey, cranberry sauce, and pumpkin pie were consolidated into the American holiday experience through nearly a century of advertising in publications such as Good Housekeeping. Brands focused on making these items feel essential, not only by promoting product features but also by associating them with emotional themes like family, gratitude, and tradition.

2025.11.28
yahoo.com4 min readTLDR Marketing

AI MODELS ARE BECOMING INFLUENCERS

AI models are becoming trusted advisors, not search engines. Last year saw 700 million product conversations, mostly seeking recommendations. Buyers provide context and expect tailored guidance, prompting models to act like influencers who form opinions and recommend the best fit. Opinions are shaped by what models can read, so clarity, specificity, and consistent proof build trust. Brands must understand AI perceptions, identify harmful assumptions, and create content that improves recommendations.

2025.11.28
unusual.ai5 min readTLDR Marketing

WHAT'S THE FUTURE OF PMS?

The surge of AI hype and tool obsession is pushing PMs toward quick fixes and away from the fundamentals that matter. Strong product work still depends on clear thinking, strategy, alignment, and deep problem understanding. AI should support those efforts instead of replacing them.

2025.11.28
dpereira.substack.com8 min readTLDR Product

GOING TO MARKET WHEN NO MARKET EXISTS

In a new market, technology means nothing until a strong go-to-market motion gives it value. Anchor pricing high, use direct sales, refine your story, and avoid shortcuts that kill your long-term market.

2025.11.28
a16z.news10 min readTLDR Product

THE PLANNING PARADOX: WHY YOUR PLANS ARE USELESS, BUT PLANNING ISN'T

Plans fall apart fast. Planning together gives teams the shared language, decision points, and honest conversations they need to adapt when priorities shift. The teams that ship are the ones that treat planning as a way to build clarity and alignment, not as an attempt to predict the future.

2025.11.28
productparty.us10 min readTLDR Product

Sponsored

GET THIS DESIGN-STAGE LOCALIZATION GUIDE TO ELIMINATE 90% OF POST-RELEASE ERRORS

Stop correcting translations _after_ you launch. Get the guide (PDF) [9] to learn how leading teams use AI-powered, design-stage localization with Lokalise to launch in all markets simultaneously, with 90% fewer post-release bugs and 10x cost savings. Also included: ready-to-use Figma mockups, a free FigJam workflow template, and an

2025.11.28
learn.lokalise.comSponsorTLDR Product

HOW TO BE MEMORABLE TO SENIOR EXECUTIVES

Year-end planning shapes who gets promoted, invested in, or tapped for new roles. Make sure leaders remember you by creating positive recent touchpoints, sharing a concise highlight reel, and showing gratitude.

2025.11.28
news.yuezhao.coach4 min readTLDR Product