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/Linux-v5.15/security/integrity/ima/
DKconfig4 config IMA config
5 bool "Integrity Measurement Architecture(IMA)"
18 Measurement Architecture(IMA) maintains a list of hash
24 If your system has a TPM chip, then IMA also maintains
29 to learn more about IMA.
33 bool "Enable carrying the IMA measurement list across a soft boot"
34 depends on IMA && TCG_TPM && HAVE_IMA_KEXEC
38 a TPM's quote after a soft boot, the IMA measurement list of the
41 Depending on the IMA policy, the measurement list can grow to
46 depends on IMA
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/Linux-v5.15/Documentation/admin-guide/device-mapper/
Ddm-ima.rst26 IMA kernel subsystem provides the necessary functionality for
34 Setting the IMA Policy:
36 For IMA to measure the data on a given system, the IMA policy on the
45 The measurements will be reflected in the IMA logs, which are located at:
52 Then IMA ASCII measurement log has the following format:
61 TEMPLATE_DATA_DIGEST := Template data digest of the IMA record.
76 | The DM target data measured by IMA subsystem can alternatively
84 | To support recording duplicate IMA events in the IMA log, the Kernel needs to be configured with
89 Following device state changes will trigger IMA measurements:
103 The IMA measurement log has the following format for 'dm_table_load':
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/Linux-v5.15/drivers/misc/sgi-gru/
Dgrukservices.c97 #define IMA IMA_CB_DELAY macro
591 gru_mesq(cb, mqd->mq_gpa, gru_get_tri(mhdr), 1, IMA); in send_noop_message()
617 IMA); in send_noop_message()
659 gru_gamir(cb, EOP_IR_CLR, HSTATUS(mqd->mq_gpa, half), XTYPE_DW, IMA); in send_message_queue_full()
671 XTYPE_DW, IMA); in send_message_queue_full()
682 IMA); in send_message_queue_full()
690 IMA); in send_message_queue_full()
714 gru_vset(cb, m, 0, XTYPE_CL, lines, 1, IMA); in send_message_put_nacked()
718 gru_vstore(cb, m, gru_get_tri(mesg), XTYPE_CL, lines, 1, IMA); in send_message_put_nacked()
821 gru_mesq(cb, mqd->mq_gpa, gru_get_tri(mhdr), clines, IMA); in gru_send_message_gpa()
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/Linux-v5.15/Documentation/security/
DIMA-templates.rst2 IMA Template Management Mechanism
13 necessary to extend the current version of IMA by defining additional
24 management from the remaining IMA code. The core of this solution is the
35 parameter. At boot time, IMA initializes the chosen template descriptor
39 After the initialization step, IMA will call ``ima_alloc_init_template()``
Dindex.rst9 IMA-templates
Ddigsig.rst20 Currently digital signatures are used by the IMA/EVM integrity protection subsystem.
/Linux-v5.15/Documentation/ABI/testing/
Dima_policy6 Measurement Architecture(IMA) maintains a list of hash
15 IMA appraisal, if configured, uses these file measurements
53 template:= name of a defined IMA template type
/Linux-v5.15/security/integrity/
DKconfig10 Measurement Architecture (IMA), Extended Verification Module
11 (EVM), IMA-appraisal extension, digital signature verification
/Linux-v5.15/fs/verity/
DKconfig55 an alternative to IMA appraisal. Userspace programs still
/Linux-v5.15/Documentation/security/tpm/
Dxen-tpmfront.rst121 In order to use features such as IMA that require a TPM to be loaded prior to
/Linux-v5.15/Documentation/filesystems/
Dfsverity.rst78 in IMA (Integrity Measurement Architecture) policies is also planned.
457 the signature verification in userspace or using IMA-appraisal.
648 :Q: Why isn't fs-verity part of IMA?
649 :A: fs-verity and IMA (Integrity Measurement Architecture) have
651 hashing individual files using a Merkle tree. In contrast, IMA
656 IMA is planned to support the fs-verity hashing mechanism as an
660 through IMA. As a standalone filesystem feature, fs-verity
Dubifs-authentication.rst431 to the way the IMA/EVM subsystem deals with such situations. The HMAC key
/Linux-v5.15/Documentation/admin-guide/
Dkernel-parameters.rst118 IMA Integrity measurement architecture is enabled.
Dkernel-parameters.txt1816 ima_appraise= [IMA] appraise integrity measurements
1820 ima_appraise_tcb [IMA] Deprecated. Use ima_policy= instead.
1824 ima_canonical_fmt [IMA]
1828 ima_hash= [IMA]
1836 ima_policy= [IMA]
1837 The builtin policies to load during IMA setup.
1861 ima_tcb [IMA] Deprecated. Use ima_policy= instead.
1863 Computing Base. This means IMA will measure all
1867 ima_template= [IMA]
1868 Select one of defined IMA measurements template formats.
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/Linux-v5.15/security/
DKconfig44 various security modules (AppArmor, IMA, SafeSetID, TOMOYO, TPM).
/Linux-v5.15/Documentation/x86/
Dintel_txt.rst64 Measurement Architecture (IMA) and Linux Integrity Module interface
/Linux-v5.15/lib/
DKconfig581 which is used by IMA/EVM digital signature extension.
/Linux-v5.15/arch/powerpc/
DKconfig545 select HAVE_IMA_KEXEC if IMA
/Linux-v5.15/arch/arm64/
DKconfig1094 select HAVE_IMA_KEXEC if IMA
/Linux-v5.15/
DMAINTAINERS9287 INTEGRITY MEASUREMENT ARCHITECTURE (IMA)