# Deno v1.14.0 — Release & Upgrade Intelligence
- **Product:** Deno (https://deno.com)
- **Version:** v1.14.0
- **Released:** Sep 14, 2021
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/deno/updates/v1.14.0/

## Executive Summary (TL;DR)
Deno v1.14.0. Source highlight: BREAKING(unstable): Fix casing in FfiPermissionDescriptor (#11659)

## Breaking Changes & Deprecations
- - BREAKING(unstable): Fix casing in FfiPermissionDescriptor (#11659)
- - BREAKING(unstable): Remove Deno.Signals enum, Deno.signals. (#11909)

## New Features
- feat(cli): Support Basic authentication in DENO_AUTH_TOKENS (#11910)
- feat(cli): Update to TypeScript 4.4 (#11678)
- feat(cli): add --ignore flag to test command (#11712)
- feat(cli): close test worker once all tests complete (#11727)
- feat(core): facilitate op-disabling middleware (#11858)
- feat(ext/crypto): AES key generation (#11869)

## Improvements
- perf(ext/http): optimize auto cleanup of request resource (#11978)

## Bug Fixes
- BREAKING(unstable): Fix casing in FfiPermissionDescriptor (#11659)
- fix(cli): better handling of source maps (#11954)
- fix(cli): dispatch unload event on watch drop (#11696)
- fix(cli): retain path based test mode inference (#11878)
- fix(cli): use updated names in deno info help text (#11989)
- fix(doc): fix rustdoc bare_urls warning (#11921)