diff --git a/CHANGELOG.md b/CHANGELOG.md
index 25a7e01a1..1f96761da 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,19 @@ Platform support legends:
     * Note: the papercuts will majorly be with the build process. Things might be very rough to integrate as no polish at all has been given yet.
 * ❌ = tier 3 support. It doesn't work just yet, but we plan to make it work.
 
+## [1.0.0-rc.27] - 2024-01-15
+
+<details>
+    <summary>git-conventional changelog</summary>
+
+### Bug Fixes
+
+- Use rusty-jwt-tools v0.8.1 which fixes the keyauth issue
+
+</details>
+
+* fix(e2ei): issue related to invalid 'keyauth'
+
 ## [1.0.0-rc.26] - 2024-01-15
 
 <details>
diff --git a/CHANGELOG.tpl b/CHANGELOG.tpl
index 48c68bfdc..97aa56d63 100644
--- a/CHANGELOG.tpl
+++ b/CHANGELOG.tpl
@@ -7,11 +7,20 @@ Platform support legends:
     * Note: the papercuts will majorly be with the build process. Things might be very rough to integrate as no polish at all has been given yet.
 * ❌ = tier 3 support. It doesn't work just yet, but we plan to make it work.
 
+## [1.0.0-rc.27] - 2024-01-15
+
+<details>
+    <summary>git-conventional changelog</summary>
+{{git-cliff tag="v1.0.0-rc.27" unreleased=true}}
+</details>
+
+* fix(e2ei): issue related to invalid 'keyauth'
+
 ## [1.0.0-rc.26] - 2024-01-15
 
 <details>
     <summary>git-conventional changelog</summary>
-{{git-cliff tag="v1.0.0-rc.26" unreleased=true}}
+{{git-cliff tag="v1.0.0-rc.26"}}
 </details>
 
 * fix(e2ei): e2ei keystore method 'find_all' was unimplemented on WASM for intermediate CAs & CRLs
diff --git a/crypto-attributes/Cargo.toml b/crypto-attributes/Cargo.toml
index 2e94ddd00..a4b233a7f 100644
--- a/crypto-attributes/Cargo.toml
+++ b/crypto-attributes/Cargo.toml
@@ -2,7 +2,7 @@
 name = "core-crypto-attributes"
 description = "Macros for core-crypto"
 repository = "https://github.com/wireapp/core-crypto"
-version = "1.0.0-rc.26"
+version = "1.0.0-rc.27"
 edition = "2021"
 license = "GPL-3.0-only"
 
diff --git a/crypto-ffi/Cargo.toml b/crypto-ffi/Cargo.toml
index 034e3ebb7..93042b50d 100644
--- a/crypto-ffi/Cargo.toml
+++ b/crypto-ffi/Cargo.toml
@@ -2,7 +2,7 @@
 name = "core-crypto-ffi"
 description = "Platform-specific bindings (Android, iOS, WASM) for CoreCrypto"
 repository = "https://github.com/wireapp/core-crypto"
-version = "1.0.0-rc.26"
+version = "1.0.0-rc.27"
 edition = "2021"
 license = "GPL-3.0-only"
 publish = false
@@ -35,7 +35,7 @@ sha2 = { version = "0.10", features = ["force-soft"] }
 [target.'cfg(not(target_family = "wasm"))'.dependencies]
 # UniFFI - Android + iOS bindings - Runtime support
 uniffi = { workspace = true }
-core-crypto = { version = "^1.0.0-rc.26", path = "../crypto", features = ["uniffi"] }
+core-crypto = { version = "^1.0.0-rc.27", path = "../crypto", features = ["uniffi"] }
 
 [target.wasm32-unknown-unknown.dependencies]
 wasm-bindgen = "0.2"
@@ -46,7 +46,7 @@ serde = { version = "1.0", features = ["derive"] }
 js-sys = "0.3"
 web-sys = "0.3"
 strum = "0.25"
-core-crypto = { version = "^1.0.0-rc.26", path = "../crypto" }
+core-crypto = { version = "^1.0.0-rc.27", path = "../crypto" }
 
 
 # UniFFI - Android + iOS bindings - Build support
diff --git a/crypto-ffi/bindings/gradle.properties b/crypto-ffi/bindings/gradle.properties
index de6ea6f2c..804c00b4e 100644
--- a/crypto-ffi/bindings/gradle.properties
+++ b/crypto-ffi/bindings/gradle.properties
@@ -15,7 +15,7 @@ kotlin.code.style=official
 
 # gradle-maven-publish configuration
 GROUP=com.wire
-VERSION_NAME=1.0.0-rc.26
+VERSION_NAME=1.0.0-rc.27
 SONATYPE_HOST=DEFAULT
 SONATYPE_AUTOMATIC_RELEASE=true
 RELEASE_SIGNING_ENABLED=true
diff --git a/crypto/Cargo.toml b/crypto/Cargo.toml
index 788dfb673..0dca87a94 100644
--- a/crypto/Cargo.toml
+++ b/crypto/Cargo.toml
@@ -2,7 +2,7 @@
 name = "core-crypto"
 description = "Abstraction over OpenMLS with persistent keystore"
 repository = "https://github.com/wireapp/core-crypto"
-version = "1.0.0-rc.26"
+version = "1.0.0-rc.27"
 edition = "2021"
 license = "GPL-3.0-only"
 publish = false
@@ -77,13 +77,13 @@ rexie = { version = "0.4", optional = true }
 base64 = { version = "0.21", optional = true }
 
 [target.'cfg(not(target_os = "ios"))'.dependencies]
-core-crypto-keystore = { version = "^1.0.0-rc.25", path = "../keystore" }
+core-crypto-keystore = { version = "^1.0.0-rc.26", path = "../keystore" }
 
 [target.'cfg(target_os = "ios")'.dependencies]
-core-crypto-keystore = { version = "^1.0.0-rc.26", path = "../keystore", features = ["ios-wal-compat"] }
+core-crypto-keystore = { version = "^1.0.0-rc.27", path = "../keystore", features = ["ios-wal-compat"] }
 
 [dependencies.mls-crypto-provider]
-version = "^1.0.0-rc.26"
+version = "^1.0.0-rc.27"
 path = "../mls-provider"
 
 [dev-dependencies]
@@ -111,7 +111,7 @@ tag = "v1.2.2-pre.core-crypto-0.7.0"
 version = "=0.9.2"
 
 [dev-dependencies.core-crypto-keystore]
-version = "^1.0.0-rc.26"
+version = "^1.0.0-rc.27"
 path = "../keystore"
 features = ["dummy-entity"]
 
@@ -124,7 +124,7 @@ version = "0.5"
 features = ["async_std", "html_reports"]
 
 [dev-dependencies.core-crypto-attributes]
-version = "^1.0.0-rc.26"
+version = "^1.0.0-rc.27"
 path = "../crypto-attributes"
 
 [package.metadata.wasm-pack.profile.release]
diff --git a/interop/Cargo.toml b/interop/Cargo.toml
index 33583012d..69637acfa 100644
--- a/interop/Cargo.toml
+++ b/interop/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "interop"
-version = "1.0.0-rc.25"
+version = "1.0.0-rc.26"
 edition = "2021"
 license = "GPL-3.0-only"
 
diff --git a/keystore-dump/Cargo.toml b/keystore-dump/Cargo.toml
index 6516a7775..295f505f4 100644
--- a/keystore-dump/Cargo.toml
+++ b/keystore-dump/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "keystore-dump"
 description = "Dumps a keystore to JSON on stdout"
-version = "0.0.0-rc.21"
+version = "0.0.0-rc.22"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/keystore/Cargo.toml b/keystore/Cargo.toml
index a931b3977..5c308a404 100644
--- a/keystore/Cargo.toml
+++ b/keystore/Cargo.toml
@@ -2,7 +2,7 @@
 name = "core-crypto-keystore"
 description = "Encrypted keystore with support for OpenMLS and Proteus"
 repository = "https://github.com/wireapp/core-crypto"
-version = "1.0.0-rc.26"
+version = "1.0.0-rc.27"
 edition = "2021"
 license = "GPL-3.0-only"
 publish = false
diff --git a/mls-provider/Cargo.toml b/mls-provider/Cargo.toml
index ec428bc51..f8f5fc7ab 100644
--- a/mls-provider/Cargo.toml
+++ b/mls-provider/Cargo.toml
@@ -2,7 +2,7 @@
 name = "mls-crypto-provider"
 description = "MLS Crypto Provider wrapping core-crypto-keystore"
 repository = "https://github.com/wireapp/core-crypto"
-version = "1.0.0-rc.26"
+version = "1.0.0-rc.27"
 edition = "2021"
 license = "GPL-3.0-only"
 publish = false
@@ -42,10 +42,10 @@ version = "0.10"
 features = ["x25519", "p256", "p384", "xyber768d00", "serde_impls"]
 
 [target.'cfg(not(target_os = "ios"))'.dependencies]
-core-crypto-keystore = { version = "^1.0.0-rc.26", path = "../keystore" }
+core-crypto-keystore = { version = "^1.0.0-rc.27", path = "../keystore" }
 
 [target.'cfg(target_os = "ios")'.dependencies]
-core-crypto-keystore = { version = "^1.0.0-rc.26", path = "../keystore", features = ["ios-wal-compat"] }
+core-crypto-keystore = { version = "^1.0.0-rc.27", path = "../keystore", features = ["ios-wal-compat"] }
 
 [dev-dependencies]
 wasm-bindgen-test = "0.3"
diff --git a/package.json b/package.json
index 222328153..d646d4f75 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@wireapp/core-crypto",
-  "version": "1.0.0-rc.26",
+  "version": "1.0.0-rc.27",
   "description": "CoreCrypto bindings for the Web",
   "type": "module",
   "module": "platforms/web/corecrypto.js",