diff --git a/.changeset/red-mails-repeat.md b/.changeset/red-mails-repeat.md
new file mode 100644
index 0000000..69eacaf
--- /dev/null
+++ b/.changeset/red-mails-repeat.md
@@ -0,0 +1,5 @@
+---
+"@contentauth/c2pa-node": patch
+---
+
+Update c2pa crate to 0.77.0
diff --git a/Cargo.lock b/Cargo.lock
index a6fcc66..c7541b7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -150,9 +150,6 @@ name = "arbitrary"
 version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dde20b3d026af13f561bdd0f15edf01fc734f0dafcedbaf42bba506a9517f223"
-dependencies = [
- "derive_arbitrary",
-]
 
 [[package]]
 name = "arg_enum_proc_macro"
@@ -302,7 +299,7 @@ dependencies = [
  "addr2line",
  "cfg-if",
  "libc",
- "miniz_oxide",
+ "miniz_oxide 0.8.9",
  "object",
  "rustc-demangle",
  "windows-targets 0.52.6",
@@ -492,15 +489,15 @@ dependencies = [
 
 [[package]]
 name = "bytes"
-version = "1.10.1"
+version = "1.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d71b6127be86fdcfddb610f7182ac57211d4b18a3e9c82eb2d17662f2227ad6a"
+checksum = "1e748733b7cbc798e1434b6ac524f0c1ff2ab456fe201501e6497c8417a4fc33"
 
 [[package]]
 name = "c2pa"
-version = "0.75.6"
+version = "0.77.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec84a99bf4acb2db1f9459f9668cac78fe26cf04c21ed7a04b3ce1044a02c7d6"
+checksum = "fe6c3fcc525dcac6cde7d020cc4d3065b2d2042e48efc096baba97876b276f41"
 dependencies = [
  "asn1-rs",
  "async-generic",
@@ -511,8 +508,8 @@ dependencies = [
  "byteorder",
  "byteordered",
  "bytes",
+ "c2pa_cbor",
  "chrono",
- "ciborium",
  "config",
  "console_log",
  "const-hex",
@@ -566,7 +563,6 @@ dependencies = [
  "serde-transcode",
  "serde-wasm-bindgen",
  "serde_bytes",
- "serde_cbor",
  "serde_derive",
  "serde_json",
  "serde_with",
@@ -576,7 +572,7 @@ dependencies = [
  "static-iref",
  "tempfile",
  "thiserror 2.0.17",
- "toml 0.9.11+spec-1.1.0",
+ "toml 1.0.4+spec-1.1.0",
  "ureq 3.1.2",
  "url",
  "uuid",
@@ -588,8 +584,7 @@ dependencies = [
  "wstd",
  "x509-parser",
  "zeroize",
- "zip 6.0.0",
- "zip 7.2.0",
+ "zip",
 ]
 
 [[package]]
@@ -616,6 +611,17 @@ dependencies = [
  "trustmark",
 ]
 
+[[package]]
+name = "c2pa_cbor"
+version = "0.77.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a32d9f47773390b9e3400021ddd9ef7a8d61b8a6501cf72aecd6409d6d447c89"
+dependencies = [
+ "half",
+ "serde",
+ "serde_bytes",
+]
+
 [[package]]
 name = "cbc"
 version = "0.1.2"
@@ -705,7 +711,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57663b653d948a338bfb3eeba9bb2fd5fcfaecb9e199e87e1eda4d9e8b240fd9"
 dependencies = [
  "ciborium-io",
- "half 2.6.0",
+ "half",
 ]
 
 [[package]]
@@ -984,17 +990,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "derive_arbitrary"
-version = "1.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30542c1ad912e0e3d22a1935c290e12e8a29d704a420177a31faad4a601a0800"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
-
 [[package]]
 name = "digest"
 version = "0.10.7"
@@ -1185,9 +1180,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f83197f59927b46c04a183a619b7c29df34e63e63c7869320862268c0ef687e0"
 dependencies = [
  "bit_field",
- "half 2.6.0",
+ "half",
  "lebe",
- "miniz_oxide",
+ "miniz_oxide 0.8.9",
  "rayon-core",
  "smallvec",
  "zune-inflate",
@@ -1264,7 +1259,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4a3d7db9596fecd151c5f638c0ee5d5bd487b6e0ea232e5dc96d5250f6f94b1d"
 dependencies = [
  "crc32fast",
- "miniz_oxide",
+ "miniz_oxide 0.8.9",
 ]
 
 [[package]]
@@ -1461,12 +1456,6 @@ dependencies = [
  "tracing",
 ]
 
-[[package]]
-name = "half"
-version = "1.8.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b43ede17f21864e81be2fa654110bf1e793774238d86ef8555c37e6519c0403"
-
 [[package]]
 name = "half"
 version = "2.6.0"
@@ -1823,7 +1812,7 @@ checksum = "19734e3c43b2a850f5889c077056e47c874095f2d87e853c7c41214ae67375f0"
 dependencies = [
  "bytes",
  "crc32fast",
- "miniz_oxide",
+ "miniz_oxide 0.8.9",
 ]
 
 [[package]]
@@ -2026,9 +2015,9 @@ checksum = "00810f1d8b74be64b13dbf3db89ac67740615d6c891f0e7b6179326533011a07"
 
 [[package]]
 name = "js-sys"
-version = "0.3.83"
+version = "0.3.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "464a3709c7f55f1f721e5389aa6ea4e3bc6aba669353300af094b29ffbdde1d8"
+checksum = "b49715b7073f385ba4bc528e5747d02e66cb39c6146efb66b781f131f0fb399c"
 dependencies = [
  "once_cell",
  "wasm-bindgen",
@@ -2235,6 +2224,16 @@ dependencies = [
  "simd-adler32",
 ]
 
+[[package]]
+name = "miniz_oxide"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5faa9f23e86bd5768d76def086192ff5f869fb088da12a976ea21e9796b975f6"
+dependencies = [
+ "adler2",
+ "simd-adler32",
+]
+
 [[package]]
 name = "mio"
 version = "1.0.4"
@@ -2520,7 +2519,7 @@ version = "2.0.0-rc.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "11826e6118cc42fea0cb2b102f7d006c1bb339cb167f8badb5fb568616438234"
 dependencies = [
- "half 2.6.0",
+ "half",
  "ndarray",
  "ort-sys",
  "tracing",
@@ -2647,9 +2646,9 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "pix"
-version = "0.13.4"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6574ffbea793ab0c9a9b09ae99831f1513fdd7732b12aca4c7182c46dc3bc9f"
+checksum = "1a054a84d1ff0dc456386e5fc081e099e6855ddcc8913dc9349c294d47d76bd4"
 
 [[package]]
 name = "pkcs1"
@@ -2688,16 +2687,16 @@ dependencies = [
  "crc32fast",
  "fdeflate",
  "flate2",
- "miniz_oxide",
+ "miniz_oxide 0.8.9",
 ]
 
 [[package]]
 name = "png_pong"
-version = "0.9.3"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a767b8b17e388cb7f1e74cf3c2ebce14e6b7ae123fa27150889a353fd9eb981f"
+checksum = "cb58df2a992d49a178fd69f8c9ead5d4c70014652cd4cca9608a1cb46097aff6"
 dependencies = [
- "miniz_oxide",
+ "miniz_oxide 0.9.0",
  "parsenic",
  "pix",
  "simd-adler32",
@@ -3510,16 +3509,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "serde_cbor"
-version = "0.11.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2bef2ebfde456fb76bbcf9f59315333decc4fda0b2b44b420243c11e0f5ec1f5"
-dependencies = [
- "half 1.8.3",
- "serde",
-]
-
 [[package]]
 name = "serde_core"
 version = "1.0.228"
@@ -4091,14 +4080,14 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.9.11+spec-1.1.0"
+version = "1.0.4+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3afc9a848309fe1aaffaed6e1546a7a14de1f935dc9d89d32afd9a44bab7c46"
+checksum = "c94c3321114413476740df133f0d8862c61d87c8d26f04c6841e033c8c80db47"
 dependencies = [
  "indexmap 2.13.0",
  "serde_core",
  "serde_spanned 1.0.4",
- "toml_datetime 0.7.5+spec-1.1.0",
+ "toml_datetime 1.0.0+spec-1.1.0",
  "toml_parser",
  "toml_writer",
  "winnow",
@@ -4115,9 +4104,9 @@ dependencies = [
 
 [[package]]
 name = "toml_datetime"
-version = "0.7.5+spec-1.1.0"
+version = "1.0.0+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "92e1cfed4a3038bc5a127e35a2d360f145e1f4b971b551a2ba5fd7aedf7e1347"
+checksum = "32c2555c699578a4f59f0cc68e5116c8d7cabbd45e1409b989d4be085b53f13e"
 dependencies = [
  "serde_core",
 ]
@@ -4138,9 +4127,9 @@ dependencies = [
 
 [[package]]
 name = "toml_parser"
-version = "1.0.6+spec-1.1.0"
+version = "1.0.9+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3198b4b0a8e11f09dd03e133c0280504d0801269e9afa46362ffde1cbeebf44"
+checksum = "702d4415e08923e7e1ef96cd5727c0dfed80b4d2fa25db9647fe5eb6f7c5a4c4"
 dependencies = [
  "winnow",
 ]
@@ -4459,9 +4448,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.106"
+version = "0.2.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0d759f433fa64a2d763d1340820e46e111a7a5ab75f993d1852d70b03dbb80fd"
+checksum = "6532f9a5c1ece3798cb1c2cfdba640b9b3ba884f5db45973a6f442510a87d38e"
 dependencies = [
  "cfg-if",
  "once_cell",
@@ -4472,11 +4461,12 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-futures"
-version = "0.4.56"
+version = "0.4.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "836d9622d604feee9e5de25ac10e3ea5f2d65b41eac0d9ce72eb5deae707ce7c"
+checksum = "e9c5522b3a28661442748e09d40924dfb9ca614b21c00d3fd135720e48b67db8"
 dependencies = [
  "cfg-if",
+ "futures-util",
  "js-sys",
  "once_cell",
  "wasm-bindgen",
@@ -4485,9 +4475,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.106"
+version = "0.2.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48cb0d2638f8baedbc542ed444afc0644a29166f1595371af4fecf8ce1e7eeb3"
+checksum = "18a2d50fcf105fb33bb15f00e7a77b772945a2ee45dcf454961fd843e74c18e6"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -4495,9 +4485,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.106"
+version = "0.2.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cefb59d5cd5f92d9dcf80e4683949f15ca4b511f4ac0a6e14d4e1ac60c6ecd40"
+checksum = "03ce4caeaac547cdf713d280eda22a730824dd11e6b8c3ca9e42247b25c631e3"
 dependencies = [
  "bumpalo",
  "proc-macro2",
@@ -4508,18 +4498,18 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.106"
+version = "0.2.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cbc538057e648b67f72a982e708d485b2efa771e1ac05fec311f9f63e5800db4"
+checksum = "75a326b8c223ee17883a4251907455a2431acc2791c98c26279376490c378c16"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "web-sys"
-version = "0.3.83"
+version = "0.3.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b32828d774c412041098d182a8b38b16ea816958e07cf40eec2bc080ae137ac"
+checksum = "854ba17bb104abfb26ba36da9729addc7ce7f06f5c0f90f3c391f8461cca21f9"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
@@ -5025,21 +5015,9 @@ dependencies = [
 
 [[package]]
 name = "zip"
-version = "6.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb2a05c7c36fde6c09b08576c9f7fb4cda705990f73b58fe011abf7dfb24168b"
-dependencies = [
- "arbitrary",
- "crc32fast",
- "indexmap 2.13.0",
- "memchr",
-]
-
-[[package]]
-name = "zip"
-version = "7.2.0"
+version = "8.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c42e33efc22a0650c311c2ef19115ce232583abbe80850bc8b66509ebef02de0"
+checksum = "b680f2a0cd479b4cff6e1233c483fdead418106eae419dc60200ae9850f6d004"
 dependencies = [
  "crc32fast",
  "indexmap 2.13.0",
diff --git a/Cargo.toml b/Cargo.toml
index 3595e94..8c92217 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ crate-type = ["cdylib"]
 [dependencies]
 async-trait = "0.1.77"
 ciborium = "0.2.2"
-c2pa = { version = "0.75.6", default-features = false, features = ["file_io", "pdf", "fetch_remote_manifests", "add_thumbnails", "rust_native_crypto", "default_http"] }
+c2pa = { version = "0.77.0", default-features = false, features = ["file_io", "pdf", "fetch_remote_manifests", "add_thumbnails", "rust_native_crypto", "default_http"] }
 futures = "0.3"
 image = "0.25.6"
 neon = { version = "1.0.0", default-features = false, features = [