| /Linux-v6.6/Documentation/security/keys/ |
| D | ecryptfs.rst | 8 Each FEK is in turn encrypted with a File Encryption Key Encryption Key (FEKEK)
12 the FEK is encrypted by 'ecryptfsd' with the help of external libraries in order
22 The 'encrypted' key type has been extended with the introduction of the new
31 encrypted form.
33 The eCryptfs filesystem may really benefit from using encrypted keys in that the
42 keyctl add encrypted name "new ecryptfs key-type:master-key-name keylen" ring
43 keyctl add encrypted name "load hex_blob" ring
53 Example of encrypted key usage with the eCryptfs filesystem:
55 Create an encrypted key "1000100010001000" of length 64 bytes with format
58 $ keyctl add encrypted 1000100010001000 "new ecryptfs user:test 64" @u
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| D | trusted-encrypted.rst | 8 stores, and loads only encrypted blobs. Trusted Keys require the availability
109 New keys are created from random numbers. They are encrypted/decrypted using
140 random numbers or user-provided decrypted data, and are encrypted/decrypted
142 user-key type. The main disadvantage of encrypted keys is that if they are not
237 The decrypted portion of encrypted keys can contain either a simple symmetric
243 keyctl add encrypted name "new [format] key-type:master-key-name keylen"
245 keyctl add encrypted name "new [format] key-type:master-key-name keylen
247 keyctl add encrypted name "load hex_blob" ring
255 Examples of trusted and encrypted key usage
322 encrypted key "evm" using the above trusted key "kmk":
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| D | index.rst | 11 trusted-encrypted
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| /Linux-v6.6/security/keys/encrypted-keys/ |
| D | Makefile | 6 obj-$(CONFIG_ENCRYPTED_KEYS) += encrypted-keys.o
8 encrypted-keys-y := encrypted.o ecryptfs_format.o
11 encrypted-keys-y += $(masterkey-y) $(masterkey-m-m)
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| /Linux-v6.6/Documentation/arch/x86/ |
| D | amd-memory-encryption.rst | 10 SME provides the ability to mark individual pages of memory as encrypted using
11 the standard x86 page tables. A page that is marked encrypted will be
12 automatically decrypted when read from DRAM and encrypted when written to
16 SEV enables running encrypted virtual machines (VMs) in which the code and data
19 memory. Private memory is encrypted with the guest-specific key, while shared
20 memory may be encrypted with hypervisor key. When SME is enabled, the hypervisor
23 A page is encrypted when a page table entry has the encryption bit set (see
25 specified in the cr3 register, allowing the PGD table to be encrypted. Each
26 successive level of page tables can also be encrypted by setting the encryption
28 page table hierarchy to be encrypted. Note, this means that just because the
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| /Linux-v6.6/net/tls/ |
| D | trace.h | 47 bool encrypted, bool decrypted),
49 TP_ARGS(sk, tcp_seq, rec_no, rec_len, encrypted, decrypted),
56 __field( bool, encrypted )
65 __entry->encrypted = encrypted;
73 __entry->encrypted, __entry->decrypted
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| /Linux-v6.6/net/rxrpc/ |
| D | rxkad.c | 751 response->encrypted.checksum = htonl(csum); in rxkad_calc_response_checksum()
773 sg_set_buf(sg, &resp->encrypted, sizeof(resp->encrypted)); in rxkad_encrypt_response()
776 skcipher_request_set_crypt(req, sg, sg, sizeof(resp->encrypted), iv.x); in rxkad_encrypt_response()
833 resp->encrypted.epoch = htonl(conn->proto.epoch); in rxkad_respond_to_challenge()
834 resp->encrypted.cid = htonl(conn->proto.cid); in rxkad_respond_to_challenge()
835 resp->encrypted.securityIndex = htonl(conn->security_ix); in rxkad_respond_to_challenge()
836 resp->encrypted.inc_nonce = htonl(nonce + 1); in rxkad_respond_to_challenge()
837 resp->encrypted.level = htonl(conn->security_level); in rxkad_respond_to_challenge()
840 resp->encrypted.call_id[0] = htonl(conn->channels[0].call_counter); in rxkad_respond_to_challenge()
841 resp->encrypted.call_id[1] = htonl(conn->channels[1].call_counter); in rxkad_respond_to_challenge()
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| /Linux-v6.6/Documentation/virt/kvm/s390/ |
| D | s390-pv-boot.rst | 12 Memory made accessible to the hypervisor will be encrypted. See
16 information about the encrypted components and necessary metadata to
27 switch into PV mode itself, the user can load encrypted guest
59 The components are for instance an encrypted kernel, kernel parameters
62 After the initial import of the encrypted data, all defined pages will
82 encrypted images.
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| D | s390-pv-dump.rst | 20 provides an interface to KVM over which encrypted CPU and memory data
34 and extracts dump keys with which the VM dump data will be encrypted.
46 write out the encrypted vcpu state, but also the unencrypted state
49 The memory state is further divided into the encrypted memory and its
51 encrypted memory can simply be read once it has been exported. The
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| /Linux-v6.6/Documentation/filesystems/ |
| D | fscrypt.rst | 35 UBIFS. This allows encrypted files to be read and written without
36 caching both the decrypted and encrypted pages in the pagecache,
39 needed. eCryptfs also limits encrypted filenames to 143 bytes,
45 supports marking an empty directory as encrypted. Then, after
48 encrypted.
118 "locked", i.e. in ciphertext or encrypted form.
124 encrypted files and directories before removing a master key, as
126 encrypted directory.
156 with another user's encrypted files to which they have read-only
169 policies on all new encrypted directories.
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| D | ecryptfs.rst | 44 Create a new directory into which eCryptfs will write its encrypted
59 host page size). This is the encrypted underlying file for what you
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| /Linux-v6.6/Documentation/driver-api/nvdimm/ |
| D | security.rst | 51 A nvdimm encrypted-key of format enc32 has the description format of:
54 See file ``Documentation/security/keys/trusted-encrypted.rst`` for creating
55 encrypted-keys of enc32 format. TPM usage with a master trusted key is
56 preferred for sealing the encrypted-keys.
64 relevant encrypted-keys into the kernel user keyring during the initramfs phase.
115 An encrypted-key with the current user passphrase that is tied to the nvdimm
125 is just another encrypted-key.
136 another encrypted-key.
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| /Linux-v6.6/arch/x86/kernel/ |
| D | crash_dump_64.c | 17 bool encrypted) in __copy_oldmem_page() argument
24 if (encrypted) in __copy_oldmem_page()
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| /Linux-v6.6/include/linux/ |
| D | crash_dump.h | 138 u64 *ppos, bool encrypted);
141 u64 *ppos, bool encrypted) in read_from_oldmem() argument
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| /Linux-v6.6/security/keys/ |
| D | Kconfig | 78 Userspace will only ever see encrypted blobs.
99 encrypted/decrypted with a 'master' symmetric key. The 'master'
100 key can be either a trusted-key or user-key type. Only encrypted
106 bool "Allow encrypted keys with user decrypted data"
109 This option provides support for instantiating encrypted keys using
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| D | Makefile | 32 obj-$(CONFIG_ENCRYPTED_KEYS) += encrypted-keys/
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| /Linux-v6.6/Documentation/admin-guide/device-mapper/ |
| D | dm-crypt.rst | 70 Either 'logon', 'user', 'encrypted' or 'trusted' kernel key type.
78 then sectors are encrypted according to their offsets (sector 0 uses key0;
87 encrypted data. You can specify it as a path like /dev/xxx or a device
91 Starting sector within the device where the encrypted data begins.
106 option. For example, allowing discards on encrypted devices may lead to
141 integrity for the encrypted device. The additional space is then
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| /Linux-v6.6/Documentation/power/ |
| D | swsusp-dmcrypt.rst | 16 Now your system is properly set up, your disk is encrypted except for
26 up dm-crypt and then asks swsusp to resume from the encrypted
56 card contains at least the encrypted swap setup in a file
67 initrd that allows you to resume from encrypted swap and that
133 Otherwise we just remove the encrypted swap device and leave it to the
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| /Linux-v6.6/Documentation/networking/ |
| D | tls.rst | 68 socket is encrypted using TLS and the parameters provided in the socket option.
69 For example, we can send an encrypted hello world record as follows:
76 send() data is directly encrypted from the userspace buffer provided
77 to the encrypted kernel send buffer if possible.
92 The kernel will need to allocate a buffer for the encrypted data.
162 encrypted by the kernel.
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| /Linux-v6.6/Documentation/ABI/testing/ |
| D | evm | 13 trusted/encrypted key stored in the Kernel Key
90 creating and loading existing trusted/encrypted keys,
92 Documentation/security/keys/trusted-encrypted.rst. Both
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| D | sysfs-bus-papr-pmem | 25 * "encrypted"
26 NVDIMM contents are encrypted.
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| /Linux-v6.6/Documentation/process/ |
| D | embargoed-hardware-issues.rst | 38 The list is encrypted and email to the list can be sent by either PGP or
39 S/MIME encrypted and must be signed with the reporter's PGP key or S/MIME
62 The encrypted mailing-lists which are used in our process are hosted on
133 The hardware security team will provide an incident-specific encrypted
170 team via the specific encrypted mailing-list.
179 The initial response team sets up an encrypted mailing-list or repurposes
284 We use encrypted mailing-lists for communication. The operating principle
285 of these lists is that email sent to the list is encrypted either with the
318 can send encrypted email to the list.
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| /Linux-v6.6/Documentation/virt/kvm/x86/ |
| D | amd-memory-encryption.rst | 14 the memory contents of a VM will be transparently encrypted with a key
25 Bits[31:0] Number of encrypted guests supported simultaneously
133 that the memory was encrypted correctly by the firmware.
142 __u64 uaddr; /* userspace address to be encrypted (must be 16-byte aligned) */
143 __u32 len; /* length of the data to be encrypted (must be 16-byte aligned) */
152 data encrypted by the KVM_SEV_LAUNCH_UPDATE_DATA command. The guest owner may
352 __u64 guest_uaddr; /* the source memory region to be encrypted */
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| /Linux-v6.6/Documentation/security/secrets/ |
| D | coco.rst | 55 Consider a guest performing computations on encrypted files. The Guest Owner
62 because they are encrypted. Host can't read the decryption key because
65 confidential (memory-encrypted) guest.
|
| /Linux-v6.6/fs/ubifs/ |
| D | dir.c | 83 bool encrypted = false; in ubifs_new_inode() local
103 err = fscrypt_prepare_new_inode(dir, inode, &encrypted); in ubifs_new_inode()
166 if (encrypted) { in ubifs_new_inode()
563 bool encrypted = IS_ENCRYPTED(dir); in ubifs_readdir() local
574 if (encrypted) { in ubifs_readdir()
608 if (encrypted) in ubifs_readdir()
653 if (encrypted) { in ubifs_readdir()
670 if (encrypted) in ubifs_readdir()
693 if (encrypted) in ubifs_readdir()
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